Home / 136,536.17-204,897.13-83,784.65

Finding the Fourth Proportional to 136,536.17, 204,897.13 and 83,784.65

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Solution

The fourth proportional to 136,536.17, 204,897.13 and 83,784.65 is: 125,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,536.17 : 204,897.13 = 83,784.65 : x
  2. Step 2: Convert to fraction form
    136,536.17/204,897.13 = 83,784.65/x
  3. Step 3: Cross multiply
    136,536.17x = 204,897.13 × 83,784.65
  4. Step 4: Simplify right side
    136,536.17x = 17,167,233,089.11
  5. Step 5: Solve for x
    x = 17,167,233,089.11/136,536.17
  6. Step 6: Final answer
    x = 125,733.96

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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.