Home / 48,298.70-72,414.30-28,567.10

Finding the Fourth Proportional to 48,298.70, 72,414.30 and 28,567.10

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Solution

The fourth proportional to 48,298.70, 72,414.30 and 28,567.10 is: 42,830.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,298.70 : 72,414.30 = 28,567.10 : x
  2. Step 2: Convert to fraction form
    48,298.70/72,414.30 = 28,567.10/x
  3. Step 3: Cross multiply
    48,298.70x = 72,414.30 × 28,567.10
  4. Step 4: Simplify right side
    48,298.70x = 2,068,666,549.53
  5. Step 5: Solve for x
    x = 2,068,666,549.53/48,298.70
  6. Step 6: Final answer
    x = 42,830.69

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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.