Home / 48,314.05-72,463.28-13,245.50

Finding the Fourth Proportional to 48,314.05, 72,463.28 and 13,245.50

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Solution

The fourth proportional to 48,314.05, 72,463.28 and 13,245.50 is: 19,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,314.05 : 72,463.28 = 13,245.50 : x
  2. Step 2: Convert to fraction form
    48,314.05/72,463.28 = 13,245.50/x
  3. Step 3: Cross multiply
    48,314.05x = 72,463.28 × 13,245.50
  4. Step 4: Simplify right side
    48,314.05x = 959,812,490.17
  5. Step 5: Solve for x
    x = 959,812,490.17/48,314.05
  6. Step 6: Final answer
    x = 19,866.12

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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.