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Finding the Fourth Proportional to 106,404.88, 146,841.87 and 58,661.32

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Solution

The fourth proportional to 106,404.88, 146,841.87 and 58,661.32 is: 80,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,404.88 : 146,841.87 = 58,661.32 : x
  2. Step 2: Convert to fraction form
    106,404.88/146,841.87 = 58,661.32/x
  3. Step 3: Cross multiply
    106,404.88x = 146,841.87 × 58,661.32
  4. Step 4: Simplify right side
    106,404.88x = 8,613,937,925.47
  5. Step 5: Solve for x
    x = 8,613,937,925.47/106,404.88
  6. Step 6: Final answer
    x = 80,954.35

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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.