Home / 151,290.10-226,935.15-84,934.90

Finding the Fourth Proportional to 151,290.10, 226,935.15 and 84,934.90

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Solution

The fourth proportional to 151,290.10, 226,935.15 and 84,934.90 is: 127,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,290.10 : 226,935.15 = 84,934.90 : x
  2. Step 2: Convert to fraction form
    151,290.10/226,935.15 = 84,934.90/x
  3. Step 3: Cross multiply
    151,290.10x = 226,935.15 × 84,934.90
  4. Step 4: Simplify right side
    151,290.10x = 19,274,714,271.74
  5. Step 5: Solve for x
    x = 19,274,714,271.74/151,290.10
  6. Step 6: Final answer
    x = 127,402.35

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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.