Home / 108,562.16-149,814.90-60,815.96

Finding the Fourth Proportional to 108,562.16, 149,814.90 and 60,815.96

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Solution

The fourth proportional to 108,562.16, 149,814.90 and 60,815.96 is: 83,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,562.16 : 149,814.90 = 60,815.96 : x
  2. Step 2: Convert to fraction form
    108,562.16/149,814.90 = 60,815.96/x
  3. Step 3: Cross multiply
    108,562.16x = 149,814.90 × 60,815.96
  4. Step 4: Simplify right side
    108,562.16x = 9,111,136,965.80
  5. Step 5: Solve for x
    x = 9,111,136,965.80/108,562.16
  6. Step 6: Final answer
    x = 83,925.53

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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.