Home / 42,600.52-63,904.38-11,437.48

Finding the Fourth Proportional to 42,600.52, 63,904.38 and 11,437.48

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Solution

The fourth proportional to 42,600.52, 63,904.38 and 11,437.48 is: 17,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,600.52 : 63,904.38 = 11,437.48 : x
  2. Step 2: Convert to fraction form
    42,600.52/63,904.38 = 11,437.48/x
  3. Step 3: Cross multiply
    42,600.52x = 63,904.38 × 11,437.48
  4. Step 4: Simplify right side
    42,600.52x = 730,905,068.16
  5. Step 5: Solve for x
    x = 730,905,068.16/42,600.52
  6. Step 6: Final answer
    x = 17,157.19

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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.