Home / 62,729.25-86,582.96-38,842.35

Finding the Fourth Proportional to 62,729.25, 86,582.96 and 38,842.35

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Solution

The fourth proportional to 62,729.25, 86,582.96 and 38,842.35 is: 53,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,729.25 : 86,582.96 = 38,842.35 : x
  2. Step 2: Convert to fraction form
    62,729.25/86,582.96 = 38,842.35/x
  3. Step 3: Cross multiply
    62,729.25x = 86,582.96 × 38,842.35
  4. Step 4: Simplify right side
    62,729.25x = 3,363,085,442.14
  5. Step 5: Solve for x
    x = 3,363,085,442.14/62,729.25
  6. Step 6: Final answer
    x = 53,612.72

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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.