Home / 112,332.75-155,019.33-62,031.75

Finding the Fourth Proportional to 112,332.75, 155,019.33 and 62,031.75

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Solution

The fourth proportional to 112,332.75, 155,019.33 and 62,031.75 is: 85,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,332.75 : 155,019.33 = 62,031.75 : x
  2. Step 2: Convert to fraction form
    112,332.75/155,019.33 = 62,031.75/x
  3. Step 3: Cross multiply
    112,332.75x = 155,019.33 × 62,031.75
  4. Step 4: Simplify right side
    112,332.75x = 9,616,120,323.73
  5. Step 5: Solve for x
    x = 9,616,120,323.73/112,332.75
  6. Step 6: Final answer
    x = 85,603.89

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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.