Home / 108,590.62-149,861.06-60,859.35

Finding the Fourth Proportional to 108,590.62, 149,861.06 and 60,859.35

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Solution

The fourth proportional to 108,590.62, 149,861.06 and 60,859.35 is: 83,989.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,590.62 : 149,861.06 = 60,859.35 : x
  2. Step 2: Convert to fraction form
    108,590.62/149,861.06 = 60,859.35/x
  3. Step 3: Cross multiply
    108,590.62x = 149,861.06 × 60,859.35
  4. Step 4: Simplify right side
    108,590.62x = 9,120,446,701.91
  5. Step 5: Solve for x
    x = 9,120,446,701.91/108,590.62
  6. Step 6: Final answer
    x = 83,989.27

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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.