Home / 108,124.04-149,313.84-102,233.72

Finding the Fourth Proportional to 108,124.04, 149,313.84 and 102,233.72

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Solution

The fourth proportional to 108,124.04, 149,313.84 and 102,233.72 is: 141,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,124.04 : 149,313.84 = 102,233.72 : x
  2. Step 2: Convert to fraction form
    108,124.04/149,313.84 = 102,233.72/x
  3. Step 3: Cross multiply
    108,124.04x = 149,313.84 × 102,233.72
  4. Step 4: Simplify right side
    108,124.04x = 15,264,909,310.68
  5. Step 5: Solve for x
    x = 15,264,909,310.68/108,124.04
  6. Step 6: Final answer
    x = 141,179.61

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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.