Home / 40,443.99-60,666.14-12,363.94

Finding the Fourth Proportional to 40,443.99, 60,666.14 and 12,363.94

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Solution

The fourth proportional to 40,443.99, 60,666.14 and 12,363.94 is: 18,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,443.99 : 60,666.14 = 12,363.94 : x
  2. Step 2: Convert to fraction form
    40,443.99/60,666.14 = 12,363.94/x
  3. Step 3: Cross multiply
    40,443.99x = 60,666.14 × 12,363.94
  4. Step 4: Simplify right side
    40,443.99x = 750,072,514.99
  5. Step 5: Solve for x
    x = 750,072,514.99/40,443.99
  6. Step 6: Final answer
    x = 18,545.96

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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.