Home / 60,516.90-90,776.01-18,403.83

Finding the Fourth Proportional to 60,516.90, 90,776.01 and 18,403.83

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Solution

The fourth proportional to 60,516.90, 90,776.01 and 18,403.83 is: 27,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,516.90 : 90,776.01 = 18,403.83 : x
  2. Step 2: Convert to fraction form
    60,516.90/90,776.01 = 18,403.83/x
  3. Step 3: Cross multiply
    60,516.90x = 90,776.01 × 18,403.83
  4. Step 4: Simplify right side
    60,516.90x = 1,670,626,256.12
  5. Step 5: Solve for x
    x = 1,670,626,256.12/60,516.90
  6. Step 6: Final answer
    x = 27,605.95

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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.