Home / 108,265.62-149,406.12-60,518.94

Finding the Fourth Proportional to 108,265.62, 149,406.12 and 60,518.94

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Solution

The fourth proportional to 108,265.62, 149,406.12 and 60,518.94 is: 83,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,265.62 : 149,406.12 = 60,518.94 : x
  2. Step 2: Convert to fraction form
    108,265.62/149,406.12 = 60,518.94/x
  3. Step 3: Cross multiply
    108,265.62x = 149,406.12 × 60,518.94
  4. Step 4: Simplify right side
    108,265.62x = 9,041,900,011.91
  5. Step 5: Solve for x
    x = 9,041,900,011.91/108,265.62
  6. Step 6: Final answer
    x = 83,515.89

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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.