Home / 113,367.11-156,446.75-63,066.11

Finding the Fourth Proportional to 113,367.11, 156,446.75 and 63,066.11

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Solution

The fourth proportional to 113,367.11, 156,446.75 and 63,066.11 is: 87,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,367.11 : 156,446.75 = 63,066.11 : x
  2. Step 2: Convert to fraction form
    113,367.11/156,446.75 = 63,066.11/x
  3. Step 3: Cross multiply
    113,367.11x = 156,446.75 × 63,066.11
  4. Step 4: Simplify right side
    113,367.11x = 9,866,487,320.07
  5. Step 5: Solve for x
    x = 9,866,487,320.07/113,367.11
  6. Step 6: Final answer
    x = 87,031.31

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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.