Home / 113,120.17-169,677.66-56,945.19

Finding the Fourth Proportional to 113,120.17, 169,677.66 and 56,945.19

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Solution

The fourth proportional to 113,120.17, 169,677.66 and 56,945.19 is: 85,416.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,120.17 : 169,677.66 = 56,945.19 : x
  2. Step 2: Convert to fraction form
    113,120.17/169,677.66 = 56,945.19/x
  3. Step 3: Cross multiply
    113,120.17x = 169,677.66 × 56,945.19
  4. Step 4: Simplify right side
    113,120.17x = 9,662,327,277.13
  5. Step 5: Solve for x
    x = 9,662,327,277.13/113,120.17
  6. Step 6: Final answer
    x = 85,416.48

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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.