Home / 108,209.55-149,329.65-59,152.17

Finding the Fourth Proportional to 108,209.55, 149,329.65 and 59,152.17

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Solution

The fourth proportional to 108,209.55, 149,329.65 and 59,152.17 is: 81,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,209.55 : 149,329.65 = 59,152.17 : x
  2. Step 2: Convert to fraction form
    108,209.55/149,329.65 = 59,152.17/x
  3. Step 3: Cross multiply
    108,209.55x = 149,329.65 × 59,152.17
  4. Step 4: Simplify right side
    108,209.55x = 8,833,172,842.84
  5. Step 5: Solve for x
    x = 8,833,172,842.84/108,209.55
  6. Step 6: Final answer
    x = 81,630.25

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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.