Home / 58,737.20-88,115.40-19,283.60

Finding the Fourth Proportional to 58,737.20, 88,115.40 and 19,283.60

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Solution

The fourth proportional to 58,737.20, 88,115.40 and 19,283.60 is: 28,928.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,737.20 : 88,115.40 = 19,283.60 : x
  2. Step 2: Convert to fraction form
    58,737.20/88,115.40 = 19,283.60/x
  3. Step 3: Cross multiply
    58,737.20x = 88,115.40 × 19,283.60
  4. Step 4: Simplify right side
    58,737.20x = 1,699,182,127.44
  5. Step 5: Solve for x
    x = 1,699,182,127.44/58,737.20
  6. Step 6: Final answer
    x = 28,928.55

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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.