Home / 113,610.50-156,783.60-62,625.20

Finding the Fourth Proportional to 113,610.50, 156,783.60 and 62,625.20

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Solution

The fourth proportional to 113,610.50, 156,783.60 and 62,625.20 is: 86,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,610.50 : 156,783.60 = 62,625.20 : x
  2. Step 2: Convert to fraction form
    113,610.50/156,783.60 = 62,625.20/x
  3. Step 3: Cross multiply
    113,610.50x = 156,783.60 × 62,625.20
  4. Step 4: Simplify right side
    113,610.50x = 9,818,604,306.72
  5. Step 5: Solve for x
    x = 9,818,604,306.72/113,610.50
  6. Step 6: Final answer
    x = 86,423.39

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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.