Home / 113,250.60-156,294.58-67,930.36

Finding the Fourth Proportional to 113,250.60, 156,294.58 and 67,930.36

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Solution

The fourth proportional to 113,250.60, 156,294.58 and 67,930.36 is: 93,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,250.60 : 156,294.58 = 67,930.36 : x
  2. Step 2: Convert to fraction form
    113,250.60/156,294.58 = 67,930.36/x
  3. Step 3: Cross multiply
    113,250.60x = 156,294.58 × 67,930.36
  4. Step 4: Simplify right side
    113,250.60x = 10,617,147,085.45
  5. Step 5: Solve for x
    x = 10,617,147,085.45/113,250.60
  6. Step 6: Final answer
    x = 93,749.15

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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.