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Finding the Fourth Proportional to 58,598.26, 80,865.56 and 31,740.70

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Solution

The fourth proportional to 58,598.26, 80,865.56 and 31,740.70 is: 43,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,598.26 : 80,865.56 = 31,740.70 : x
  2. Step 2: Convert to fraction form
    58,598.26/80,865.56 = 31,740.70/x
  3. Step 3: Cross multiply
    58,598.26x = 80,865.56 × 31,740.70
  4. Step 4: Simplify right side
    58,598.26x = 2,566,729,480.29
  5. Step 5: Solve for x
    x = 2,566,729,480.29/58,598.26
  6. Step 6: Final answer
    x = 43,802.14

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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.