Home / 136,926.52-205,210.84-99,103.14

Finding the Fourth Proportional to 136,926.52, 205,210.84 and 99,103.14

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Solution

The fourth proportional to 136,926.52, 205,210.84 and 99,103.14 is: 148,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,926.52 : 205,210.84 = 99,103.14 : x
  2. Step 2: Convert to fraction form
    136,926.52/205,210.84 = 99,103.14/x
  3. Step 3: Cross multiply
    136,926.52x = 205,210.84 × 99,103.14
  4. Step 4: Simplify right side
    136,926.52x = 20,337,038,606.04
  5. Step 5: Solve for x
    x = 20,337,038,606.04/136,926.52
  6. Step 6: Final answer
    x = 148,525.20

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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.