Home / 48,545.48-72,846.53-20,463.82

Finding the Fourth Proportional to 48,545.48, 72,846.53 and 20,463.82

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Solution

The fourth proportional to 48,545.48, 72,846.53 and 20,463.82 is: 30,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,545.48 : 72,846.53 = 20,463.82 : x
  2. Step 2: Convert to fraction form
    48,545.48/72,846.53 = 20,463.82/x
  3. Step 3: Cross multiply
    48,545.48x = 72,846.53 × 20,463.82
  4. Step 4: Simplify right side
    48,545.48x = 1,490,717,810.99
  5. Step 5: Solve for x
    x = 1,490,717,810.99/48,545.48
  6. Step 6: Final answer
    x = 30,707.65

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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.