Home / 108,429.52-149,636.08-60,682.74

Finding the Fourth Proportional to 108,429.52, 149,636.08 and 60,682.74

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Solution

The fourth proportional to 108,429.52, 149,636.08 and 60,682.74 is: 83,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,429.52 : 149,636.08 = 60,682.74 : x
  2. Step 2: Convert to fraction form
    108,429.52/149,636.08 = 60,682.74/x
  3. Step 3: Cross multiply
    108,429.52x = 149,636.08 × 60,682.74
  4. Step 4: Simplify right side
    108,429.52x = 9,080,327,337.26
  5. Step 5: Solve for x
    x = 9,080,327,337.26/108,429.52
  6. Step 6: Final answer
    x = 83,744.05

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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.