Home / 62,702.20-86,526.39-34,406.07

Finding the Fourth Proportional to 62,702.20, 86,526.39 and 34,406.07

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Solution

The fourth proportional to 62,702.20, 86,526.39 and 34,406.07 is: 47,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,702.20 : 86,526.39 = 34,406.07 : x
  2. Step 2: Convert to fraction form
    62,702.20/86,526.39 = 34,406.07/x
  3. Step 3: Cross multiply
    62,702.20x = 86,526.39 × 34,406.07
  4. Step 4: Simplify right side
    62,702.20x = 2,977,033,031.19
  5. Step 5: Solve for x
    x = 2,977,033,031.19/62,702.20
  6. Step 6: Final answer
    x = 47,478.92

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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.