Home / 67,742.09-101,575.80-23,332.22

Finding the Fourth Proportional to 67,742.09, 101,575.80 and 23,332.22

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Solution

The fourth proportional to 67,742.09, 101,575.80 and 23,332.22 is: 34,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,742.09 : 101,575.80 = 23,332.22 : x
  2. Step 2: Convert to fraction form
    67,742.09/101,575.80 = 23,332.22/x
  3. Step 3: Cross multiply
    67,742.09x = 101,575.80 × 23,332.22
  4. Step 4: Simplify right side
    67,742.09x = 2,369,988,912.28
  5. Step 5: Solve for x
    x = 2,369,988,912.28/67,742.09
  6. Step 6: Final answer
    x = 34,985.47

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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.