Home / 42,333.30-63,502.59-11,168.58

Finding the Fourth Proportional to 42,333.30, 63,502.59 and 11,168.58

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Solution

The fourth proportional to 42,333.30, 63,502.59 and 11,168.58 is: 16,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,333.30 : 63,502.59 = 11,168.58 : x
  2. Step 2: Convert to fraction form
    42,333.30/63,502.59 = 11,168.58/x
  3. Step 3: Cross multiply
    42,333.30x = 63,502.59 × 11,168.58
  4. Step 4: Simplify right side
    42,333.30x = 709,233,756.62
  5. Step 5: Solve for x
    x = 709,233,756.62/42,333.30
  6. Step 6: Final answer
    x = 16,753.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.