Home / 52,360.31-72,258.47-29,700.83

Finding the Fourth Proportional to 52,360.31, 72,258.47 and 29,700.83

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Solution

The fourth proportional to 52,360.31, 72,258.47 and 29,700.83 is: 40,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,360.31 : 72,258.47 = 29,700.83 : x
  2. Step 2: Convert to fraction form
    52,360.31/72,258.47 = 29,700.83/x
  3. Step 3: Cross multiply
    52,360.31x = 72,258.47 × 29,700.83
  4. Step 4: Simplify right side
    52,360.31x = 2,146,136,844.12
  5. Step 5: Solve for x
    x = 2,146,136,844.12/52,360.31
  6. Step 6: Final answer
    x = 40,987.85

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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.