Home / 124,946.96-172,501.80-77,264.24

Finding the Fourth Proportional to 124,946.96, 172,501.80 and 77,264.24

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Solution

The fourth proportional to 124,946.96, 172,501.80 and 77,264.24 is: 106,671.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,946.96 : 172,501.80 = 77,264.24 : x
  2. Step 2: Convert to fraction form
    124,946.96/172,501.80 = 77,264.24/x
  3. Step 3: Cross multiply
    124,946.96x = 172,501.80 × 77,264.24
  4. Step 4: Simplify right side
    124,946.96x = 13,328,220,475.63
  5. Step 5: Solve for x
    x = 13,328,220,475.63/124,946.96
  6. Step 6: Final answer
    x = 106,671.03

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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.