Home / 74,923.68-112,291.20-65,541.36

Finding the Fourth Proportional to 74,923.68, 112,291.20 and 65,541.36

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Solution

The fourth proportional to 74,923.68, 112,291.20 and 65,541.36 is: 98,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,923.68 : 112,291.20 = 65,541.36 : x
  2. Step 2: Convert to fraction form
    74,923.68/112,291.20 = 65,541.36/x
  3. Step 3: Cross multiply
    74,923.68x = 112,291.20 × 65,541.36
  4. Step 4: Simplify right side
    74,923.68x = 7,359,717,964.03
  5. Step 5: Solve for x
    x = 7,359,717,964.03/74,923.68
  6. Step 6: Final answer
    x = 98,229.53

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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.