Home / 55,060.32-75,940.02-48,693.72

Finding the Fourth Proportional to 55,060.32, 75,940.02 and 48,693.72

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Solution

The fourth proportional to 55,060.32, 75,940.02 and 48,693.72 is: 67,159.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,060.32 : 75,940.02 = 48,693.72 : x
  2. Step 2: Convert to fraction form
    55,060.32/75,940.02 = 48,693.72/x
  3. Step 3: Cross multiply
    55,060.32x = 75,940.02 × 48,693.72
  4. Step 4: Simplify right side
    55,060.32x = 3,697,802,070.67
  5. Step 5: Solve for x
    x = 3,697,802,070.67/55,060.32
  6. Step 6: Final answer
    x = 67,159.11

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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.