Home / 113,275.17-169,994.16-42,207.60

Finding the Fourth Proportional to 113,275.17, 169,994.16 and 42,207.60

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Solution

The fourth proportional to 113,275.17, 169,994.16 and 42,207.60 is: 63,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,275.17 : 169,994.16 = 42,207.60 : x
  2. Step 2: Convert to fraction form
    113,275.17/169,994.16 = 42,207.60/x
  3. Step 3: Cross multiply
    113,275.17x = 169,994.16 × 42,207.60
  4. Step 4: Simplify right side
    113,275.17x = 7,175,045,507.62
  5. Step 5: Solve for x
    x = 7,175,045,507.62/113,275.17
  6. Step 6: Final answer
    x = 63,341.73

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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.