Home / 124,927,542.32-172,399,970.04-69,923,384.24

Finding the Fourth Proportional to 124,927,542.32, 172,399,970.04 and 69,923,384.24

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Solution

The fourth proportional to 124,927,542.32, 172,399,970.04 and 69,923,384.24 is: 96,494,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,927,542.32 : 172,399,970.04 = 69,923,384.24 : x
  2. Step 2: Convert to fraction form
    124,927,542.32/172,399,970.04 = 69,923,384.24/x
  3. Step 3: Cross multiply
    124,927,542.32x = 172,399,970.04 × 69,923,384.24
  4. Step 4: Simplify right side
    124,927,542.32x = 12,054,789,348,071,406
  5. Step 5: Solve for x
    x = 12,054,789,348,071,406/124,927,542.32
  6. Step 6: Final answer
    x = 96,494,248.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.