Home / 62,725.52-86,601.76-38,877.50

Finding the Fourth Proportional to 62,725.52, 86,601.76 and 38,877.50

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Solution

The fourth proportional to 62,725.52, 86,601.76 and 38,877.50 is: 53,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,725.52 : 86,601.76 = 38,877.50 : x
  2. Step 2: Convert to fraction form
    62,725.52/86,601.76 = 38,877.50/x
  3. Step 3: Cross multiply
    62,725.52x = 86,601.76 × 38,877.50
  4. Step 4: Simplify right side
    62,725.52x = 3,366,859,924.40
  5. Step 5: Solve for x
    x = 3,366,859,924.40/62,725.52
  6. Step 6: Final answer
    x = 53,676.08

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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.