Home / 113,019.33-169,561.08-92,156.70

Finding the Fourth Proportional to 113,019.33, 169,561.08 and 92,156.70

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Solution

The fourth proportional to 113,019.33, 169,561.08 and 92,156.70 is: 138,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,019.33 : 169,561.08 = 92,156.70 : x
  2. Step 2: Convert to fraction form
    113,019.33/169,561.08 = 92,156.70/x
  3. Step 3: Cross multiply
    113,019.33x = 169,561.08 × 92,156.70
  4. Step 4: Simplify right side
    113,019.33x = 15,626,189,581.24
  5. Step 5: Solve for x
    x = 15,626,189,581.24/113,019.33
  6. Step 6: Final answer
    x = 138,261.21

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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.