Home / 111,265.34-153,545.53-60,279.06

Finding the Fourth Proportional to 111,265.34, 153,545.53 and 60,279.06

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Solution

The fourth proportional to 111,265.34, 153,545.53 and 60,279.06 is: 83,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,265.34 : 153,545.53 = 60,279.06 : x
  2. Step 2: Convert to fraction form
    111,265.34/153,545.53 = 60,279.06/x
  3. Step 3: Cross multiply
    111,265.34x = 153,545.53 × 60,279.06
  4. Step 4: Simplify right side
    111,265.34x = 9,255,580,215.60
  5. Step 5: Solve for x
    x = 9,255,580,215.60/111,265.34
  6. Step 6: Final answer
    x = 83,184.76

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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.