Home / 106,041.15-146,334.60-63,613.35

Finding the Fourth Proportional to 106,041.15, 146,334.60 and 63,613.35

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Solution

The fourth proportional to 106,041.15, 146,334.60 and 63,613.35 is: 87,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,041.15 : 146,334.60 = 63,613.35 : x
  2. Step 2: Convert to fraction form
    106,041.15/146,334.60 = 63,613.35/x
  3. Step 3: Cross multiply
    106,041.15x = 146,334.60 × 63,613.35
  4. Step 4: Simplify right side
    106,041.15x = 9,308,834,126.91
  5. Step 5: Solve for x
    x = 9,308,834,126.91/106,041.15
  6. Step 6: Final answer
    x = 87,785.11

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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.