Home / 63,157.19-87,156.98-34,862.87

Finding the Fourth Proportional to 63,157.19, 87,156.98 and 34,862.87

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Solution

The fourth proportional to 63,157.19, 87,156.98 and 34,862.87 is: 48,110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,157.19 : 87,156.98 = 34,862.87 : x
  2. Step 2: Convert to fraction form
    63,157.19/87,156.98 = 34,862.87/x
  3. Step 3: Cross multiply
    63,157.19x = 87,156.98 × 34,862.87
  4. Step 4: Simplify right side
    63,157.19x = 3,038,541,853.23
  5. Step 5: Solve for x
    x = 3,038,541,853.23/63,157.19
  6. Step 6: Final answer
    x = 48,110.79

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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.