Home / 74,148.24-102,327.12-40,614.24

Finding the Fourth Proportional to 74,148.24, 102,327.12 and 40,614.24

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Solution

The fourth proportional to 74,148.24, 102,327.12 and 40,614.24 is: 56,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,148.24 : 102,327.12 = 40,614.24 : x
  2. Step 2: Convert to fraction form
    74,148.24/102,327.12 = 40,614.24/x
  3. Step 3: Cross multiply
    74,148.24x = 102,327.12 × 40,614.24
  4. Step 4: Simplify right side
    74,148.24x = 4,155,938,210.19
  5. Step 5: Solve for x
    x = 4,155,938,210.19/74,148.24
  6. Step 6: Final answer
    x = 56,049.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.