Home / 53,775.08-74,209.20-29,901.52

Finding the Fourth Proportional to 53,775.08, 74,209.20 and 29,901.52

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Solution

The fourth proportional to 53,775.08, 74,209.20 and 29,901.52 is: 41,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,775.08 : 74,209.20 = 29,901.52 : x
  2. Step 2: Convert to fraction form
    53,775.08/74,209.20 = 29,901.52/x
  3. Step 3: Cross multiply
    53,775.08x = 74,209.20 × 29,901.52
  4. Step 4: Simplify right side
    53,775.08x = 2,218,967,877.98
  5. Step 5: Solve for x
    x = 2,218,967,877.98/53,775.08
  6. Step 6: Final answer
    x = 41,263.87

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1.5x scale

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.