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Finding the Fourth Proportional to 142,599.48, 213,888.07 and 37,415.71

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Solution

The fourth proportional to 142,599.48, 213,888.07 and 37,415.71 is: 56,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,599.48 : 213,888.07 = 37,415.71 : x
  2. Step 2: Convert to fraction form
    142,599.48/213,888.07 = 37,415.71/x
  3. Step 3: Cross multiply
    142,599.48x = 213,888.07 × 37,415.71
  4. Step 4: Simplify right side
    142,599.48x = 8,002,773,999.58
  5. Step 5: Solve for x
    x = 8,002,773,999.58/142,599.48
  6. Step 6: Final answer
    x = 56,120.64

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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.