Home / 106,017.35-146,301.45-57,618.13

Finding the Fourth Proportional to 106,017.35, 146,301.45 and 57,618.13

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Solution

The fourth proportional to 106,017.35, 146,301.45 and 57,618.13 is: 79,511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,017.35 : 146,301.45 = 57,618.13 : x
  2. Step 2: Convert to fraction form
    106,017.35/146,301.45 = 57,618.13/x
  3. Step 3: Cross multiply
    106,017.35x = 146,301.45 × 57,618.13
  4. Step 4: Simplify right side
    106,017.35x = 8,429,615,677.20
  5. Step 5: Solve for x
    x = 8,429,615,677.20/106,017.35
  6. Step 6: Final answer
    x = 79,511.66

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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.