Home / 48,397.47-72,560.43-20,325.84

Finding the Fourth Proportional to 48,397.47, 72,560.43 and 20,325.84

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Solution

The fourth proportional to 48,397.47, 72,560.43 and 20,325.84 is: 30,473.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,397.47 : 72,560.43 = 20,325.84 : x
  2. Step 2: Convert to fraction form
    48,397.47/72,560.43 = 20,325.84/x
  3. Step 3: Cross multiply
    48,397.47x = 72,560.43 × 20,325.84
  4. Step 4: Simplify right side
    48,397.47x = 1,474,851,690.51
  5. Step 5: Solve for x
    x = 1,474,851,690.51/48,397.47
  6. Step 6: Final answer
    x = 30,473.74

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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.