Home / 40,403.50-60,605.55-14,108.27

Finding the Fourth Proportional to 40,403.50, 60,605.55 and 14,108.27

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Solution

The fourth proportional to 40,403.50, 60,605.55 and 14,108.27 is: 21,162.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,403.50 : 60,605.55 = 14,108.27 : x
  2. Step 2: Convert to fraction form
    40,403.50/60,605.55 = 14,108.27/x
  3. Step 3: Cross multiply
    40,403.50x = 60,605.55 × 14,108.27
  4. Step 4: Simplify right side
    40,403.50x = 855,039,159.87
  5. Step 5: Solve for x
    x = 855,039,159.87/40,403.50
  6. Step 6: Final answer
    x = 21,162.50

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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.