Home / 113,070.80-156,040.68-62,086.82

Finding the Fourth Proportional to 113,070.80, 156,040.68 and 62,086.82

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Solution

The fourth proportional to 113,070.80, 156,040.68 and 62,086.82 is: 85,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,070.80 : 156,040.68 = 62,086.82 : x
  2. Step 2: Convert to fraction form
    113,070.80/156,040.68 = 62,086.82/x
  3. Step 3: Cross multiply
    113,070.80x = 156,040.68 × 62,086.82
  4. Step 4: Simplify right side
    113,070.80x = 9,688,069,592.95
  5. Step 5: Solve for x
    x = 9,688,069,592.95/113,070.80
  6. Step 6: Final answer
    x = 85,681.44

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1.5x scale

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.