Home / 86,336.79-129,505.19-41,925.48

Finding the Fourth Proportional to 86,336.79, 129,505.19 and 41,925.48

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Solution

The fourth proportional to 86,336.79, 129,505.19 and 41,925.48 is: 62,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,336.79 : 129,505.19 = 41,925.48 : x
  2. Step 2: Convert to fraction form
    86,336.79/129,505.19 = 41,925.48/x
  3. Step 3: Cross multiply
    86,336.79x = 129,505.19 × 41,925.48
  4. Step 4: Simplify right side
    86,336.79x = 5,429,567,043.61
  5. Step 5: Solve for x
    x = 5,429,567,043.61/86,336.79
  6. Step 6: Final answer
    x = 62,888.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.