Home / 117,534.96-176,261.10-42,642.36

Finding the Fourth Proportional to 117,534.96, 176,261.10 and 42,642.36

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Solution

The fourth proportional to 117,534.96, 176,261.10 and 42,642.36 is: 63,948.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,534.96 : 176,261.10 = 42,642.36 : x
  2. Step 2: Convert to fraction form
    117,534.96/176,261.10 = 42,642.36/x
  3. Step 3: Cross multiply
    117,534.96x = 176,261.10 × 42,642.36
  4. Step 4: Simplify right side
    117,534.96x = 7,516,189,280.20
  5. Step 5: Solve for x
    x = 7,516,189,280.20/117,534.96
  6. Step 6: Final answer
    x = 63,948.54

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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.