Home / 45,323.20-67,988.04-15,737.20

Finding the Fourth Proportional to 45,323.20, 67,988.04 and 15,737.20

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Solution

The fourth proportional to 45,323.20, 67,988.04 and 15,737.20 is: 23,606.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,323.20 : 67,988.04 = 15,737.20 : x
  2. Step 2: Convert to fraction form
    45,323.20/67,988.04 = 15,737.20/x
  3. Step 3: Cross multiply
    45,323.20x = 67,988.04 × 15,737.20
  4. Step 4: Simplify right side
    45,323.20x = 1,069,941,383.09
  5. Step 5: Solve for x
    x = 1,069,941,383.09/45,323.20
  6. Step 6: Final answer
    x = 23,606.92

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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.