Home / 40,275.03-60,429.56-21,550.13

Finding the Fourth Proportional to 40,275.03, 60,429.56 and 21,550.13

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Solution

The fourth proportional to 40,275.03, 60,429.56 and 21,550.13 is: 32,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275.03 : 60,429.56 = 21,550.13 : x
  2. Step 2: Convert to fraction form
    40,275.03/60,429.56 = 21,550.13/x
  3. Step 3: Cross multiply
    40,275.03x = 60,429.56 × 21,550.13
  4. Step 4: Simplify right side
    40,275.03x = 1,302,264,463.94
  5. Step 5: Solve for x
    x = 1,302,264,463.94/40,275.03
  6. Step 6: Final answer
    x = 32,334.29

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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.