Home / 113,158.36-156,158.64-62,174.38

Finding the Fourth Proportional to 113,158.36, 156,158.64 and 62,174.38

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Solution

The fourth proportional to 113,158.36, 156,158.64 and 62,174.38 is: 85,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,158.36 : 156,158.64 = 62,174.38 : x
  2. Step 2: Convert to fraction form
    113,158.36/156,158.64 = 62,174.38/x
  3. Step 3: Cross multiply
    113,158.36x = 156,158.64 × 62,174.38
  4. Step 4: Simplify right side
    113,158.36x = 9,709,066,623.64
  5. Step 5: Solve for x
    x = 9,709,066,623.64/113,158.36
  6. Step 6: Final answer
    x = 85,800.70

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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.