Home / 53,711.52-74,124.36-29,837.40

Finding the Fourth Proportional to 53,711.52, 74,124.36 and 29,837.40

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Solution

The fourth proportional to 53,711.52, 74,124.36 and 29,837.40 is: 41,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,711.52 : 74,124.36 = 29,837.40 : x
  2. Step 2: Convert to fraction form
    53,711.52/74,124.36 = 29,837.40/x
  3. Step 3: Cross multiply
    53,711.52x = 74,124.36 × 29,837.40
  4. Step 4: Simplify right side
    53,711.52x = 2,211,678,179.06
  5. Step 5: Solve for x
    x = 2,211,678,179.06/53,711.52
  6. Step 6: Final answer
    x = 41,176.98

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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.