Home / 67,500.18-101,250.27-52,686.90

Finding the Fourth Proportional to 67,500.18, 101,250.27 and 52,686.90

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Solution

The fourth proportional to 67,500.18, 101,250.27 and 52,686.90 is: 79,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,500.18 : 101,250.27 = 52,686.90 : x
  2. Step 2: Convert to fraction form
    67,500.18/101,250.27 = 52,686.90/x
  3. Step 3: Cross multiply
    67,500.18x = 101,250.27 × 52,686.90
  4. Step 4: Simplify right side
    67,500.18x = 5,334,562,850.46
  5. Step 5: Solve for x
    x = 5,334,562,850.46/67,500.18
  6. Step 6: Final answer
    x = 79,030.35

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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.