Home / 158,027.16-218,098.04-90,068.44

Finding the Fourth Proportional to 158,027.16, 218,098.04 and 90,068.44

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Solution

The fourth proportional to 158,027.16, 218,098.04 and 90,068.44 is: 124,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,027.16 : 218,098.04 = 90,068.44 : x
  2. Step 2: Convert to fraction form
    158,027.16/218,098.04 = 90,068.44/x
  3. Step 3: Cross multiply
    158,027.16x = 218,098.04 × 90,068.44
  4. Step 4: Simplify right side
    158,027.16x = 19,643,750,229.86
  5. Step 5: Solve for x
    x = 19,643,750,229.86/158,027.16
  6. Step 6: Final answer
    x = 124,306.17

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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.