Home / 113,627.98-156,807.39-63,330.22

Finding the Fourth Proportional to 113,627.98, 156,807.39 and 63,330.22

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Solution

The fourth proportional to 113,627.98, 156,807.39 and 63,330.22 is: 87,396.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,627.98 : 156,807.39 = 63,330.22 : x
  2. Step 2: Convert to fraction form
    113,627.98/156,807.39 = 63,330.22/x
  3. Step 3: Cross multiply
    113,627.98x = 156,807.39 × 63,330.22
  4. Step 4: Simplify right side
    113,627.98x = 9,930,646,506.33
  5. Step 5: Solve for x
    x = 9,930,646,506.33/113,627.98
  6. Step 6: Final answer
    x = 87,396.14

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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.