Home / 63,582.08-87,715.86-38,417

Finding the Fourth Proportional to 63,582.08, 87,715.86 and 38,417

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Solution

The fourth proportional to 63,582.08, 87,715.86 and 38,417 is: 52,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,582.08 : 87,715.86 = 38,417 : x
  2. Step 2: Convert to fraction form
    63,582.08/87,715.86 = 38,417/x
  3. Step 3: Cross multiply
    63,582.08x = 87,715.86 × 38,417
  4. Step 4: Simplify right side
    63,582.08x = 3,369,780,193.62
  5. Step 5: Solve for x
    x = 3,369,780,193.62/63,582.08
  6. Step 6: Final answer
    x = 52,998.90

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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.