Home / 99,036.60-136,644.14-58,716.83

Finding the Fourth Proportional to 99,036.60, 136,644.14 and 58,716.83

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Solution

The fourth proportional to 99,036.60, 136,644.14 and 58,716.83 is: 81,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,036.60 : 136,644.14 = 58,716.83 : x
  2. Step 2: Convert to fraction form
    99,036.60/136,644.14 = 58,716.83/x
  3. Step 3: Cross multiply
    99,036.60x = 136,644.14 × 58,716.83
  4. Step 4: Simplify right side
    99,036.60x = 8,023,309,762.07
  5. Step 5: Solve for x
    x = 8,023,309,762.07/99,036.60
  6. Step 6: Final answer
    x = 81,013.58

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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.