Home / 40,179.41-60,279.15-28,356.27

Finding the Fourth Proportional to 40,179.41, 60,279.15 and 28,356.27

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Solution

The fourth proportional to 40,179.41, 60,279.15 and 28,356.27 is: 42,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,179.41 : 60,279.15 = 28,356.27 : x
  2. Step 2: Convert to fraction form
    40,179.41/60,279.15 = 28,356.27/x
  3. Step 3: Cross multiply
    40,179.41x = 60,279.15 × 28,356.27
  4. Step 4: Simplify right side
    40,179.41x = 1,709,291,852.77
  5. Step 5: Solve for x
    x = 1,709,291,852.77/40,179.41
  6. Step 6: Final answer
    x = 42,541.49

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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.