Home / 108,407.40-149,598.45-60,011.43

Finding the Fourth Proportional to 108,407.40, 149,598.45 and 60,011.43

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Solution

The fourth proportional to 108,407.40, 149,598.45 and 60,011.43 is: 82,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,407.40 : 149,598.45 = 60,011.43 : x
  2. Step 2: Convert to fraction form
    108,407.40/149,598.45 = 60,011.43/x
  3. Step 3: Cross multiply
    108,407.40x = 149,598.45 × 60,011.43
  4. Step 4: Simplify right side
    108,407.40x = 8,977,616,910.28
  5. Step 5: Solve for x
    x = 8,977,616,910.28/108,407.40
  6. Step 6: Final answer
    x = 82,813.69

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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.