Home / 106,407.42-146,841.48-58,009.20

Finding the Fourth Proportional to 106,407.42, 146,841.48 and 58,009.20

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Solution

The fourth proportional to 106,407.42, 146,841.48 and 58,009.20 is: 80,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,407.42 : 146,841.48 = 58,009.20 : x
  2. Step 2: Convert to fraction form
    106,407.42/146,841.48 = 58,009.20/x
  3. Step 3: Cross multiply
    106,407.42x = 146,841.48 × 58,009.20
  4. Step 4: Simplify right side
    106,407.42x = 8,518,156,781.62
  5. Step 5: Solve for x
    x = 8,518,156,781.62/106,407.42
  6. Step 6: Final answer
    x = 80,052.28

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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.