Home / 63,476.87-87,398.29-48,320.96

Finding the Fourth Proportional to 63,476.87, 87,398.29 and 48,320.96

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Solution

The fourth proportional to 63,476.87, 87,398.29 and 48,320.96 is: 66,530.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,476.87 : 87,398.29 = 48,320.96 : x
  2. Step 2: Convert to fraction form
    63,476.87/87,398.29 = 48,320.96/x
  3. Step 3: Cross multiply
    63,476.87x = 87,398.29 × 48,320.96
  4. Step 4: Simplify right side
    63,476.87x = 4,223,168,898.57
  5. Step 5: Solve for x
    x = 4,223,168,898.57/63,476.87
  6. Step 6: Final answer
    x = 66,530.84

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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.