Home / 48,356.18-72,500.24-18,749.06

Finding the Fourth Proportional to 48,356.18, 72,500.24 and 18,749.06

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Solution

The fourth proportional to 48,356.18, 72,500.24 and 18,749.06 is: 28,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,356.18 : 72,500.24 = 18,749.06 : x
  2. Step 2: Convert to fraction form
    48,356.18/72,500.24 = 18,749.06/x
  3. Step 3: Cross multiply
    48,356.18x = 72,500.24 × 18,749.06
  4. Step 4: Simplify right side
    48,356.18x = 1,359,311,349.77
  5. Step 5: Solve for x
    x = 1,359,311,349.77/48,356.18
  6. Step 6: Final answer
    x = 28,110.40

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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.