Home / 108,730.56-163,165.14-49,572.12

Finding the Fourth Proportional to 108,730.56, 163,165.14 and 49,572.12

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Solution

The fourth proportional to 108,730.56, 163,165.14 and 49,572.12 is: 74,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,730.56 : 163,165.14 = 49,572.12 : x
  2. Step 2: Convert to fraction form
    108,730.56/163,165.14 = 49,572.12/x
  3. Step 3: Cross multiply
    108,730.56x = 163,165.14 × 49,572.12
  4. Step 4: Simplify right side
    108,730.56x = 8,088,441,899.90
  5. Step 5: Solve for x
    x = 8,088,441,899.90/108,730.56
  6. Step 6: Final answer
    x = 74,389.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.