Home / 154,317.03-231,503.19-54,535.16

Finding the Fourth Proportional to 154,317.03, 231,503.19 and 54,535.16

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Solution

The fourth proportional to 154,317.03, 231,503.19 and 54,535.16 is: 81,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,317.03 : 231,503.19 = 54,535.16 : x
  2. Step 2: Convert to fraction form
    154,317.03/231,503.19 = 54,535.16/x
  3. Step 3: Cross multiply
    154,317.03x = 231,503.19 × 54,535.16
  4. Step 4: Simplify right side
    154,317.03x = 12,625,062,349.64
  5. Step 5: Solve for x
    x = 12,625,062,349.64/154,317.03
  6. Step 6: Final answer
    x = 81,812.50

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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.