Home / 129,262.04-193,788.45-58,132.58

Finding the Fourth Proportional to 129,262.04, 193,788.45 and 58,132.58

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Solution

The fourth proportional to 129,262.04, 193,788.45 and 58,132.58 is: 87,151.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,262.04 : 193,788.45 = 58,132.58 : x
  2. Step 2: Convert to fraction form
    129,262.04/193,788.45 = 58,132.58/x
  3. Step 3: Cross multiply
    129,262.04x = 193,788.45 × 58,132.58
  4. Step 4: Simplify right side
    129,262.04x = 11,265,421,603.76
  5. Step 5: Solve for x
    x = 11,265,421,603.76/129,262.04
  6. Step 6: Final answer
    x = 87,151.82

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1.5x scale

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.