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Finding the Fourth Proportional to 59,970.44, 90,030.18 and 38,841.32

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Solution

The fourth proportional to 59,970.44, 90,030.18 and 38,841.32 is: 58,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,970.44 : 90,030.18 = 38,841.32 : x
  2. Step 2: Convert to fraction form
    59,970.44/90,030.18 = 38,841.32/x
  3. Step 3: Cross multiply
    59,970.44x = 90,030.18 × 38,841.32
  4. Step 4: Simplify right side
    59,970.44x = 3,496,891,031.04
  5. Step 5: Solve for x
    x = 3,496,891,031.04/59,970.44
  6. Step 6: Final answer
    x = 58,310.24

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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.