Home / 67,332.56-101,000.30-20,585.48

Finding the Fourth Proportional to 67,332.56, 101,000.30 and 20,585.48

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Solution

The fourth proportional to 67,332.56, 101,000.30 and 20,585.48 is: 30,878.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,332.56 : 101,000.30 = 20,585.48 : x
  2. Step 2: Convert to fraction form
    67,332.56/101,000.30 = 20,585.48/x
  3. Step 3: Cross multiply
    67,332.56x = 101,000.30 × 20,585.48
  4. Step 4: Simplify right side
    67,332.56x = 2,079,139,655.64
  5. Step 5: Solve for x
    x = 2,079,139,655.64/67,332.56
  6. Step 6: Final answer
    x = 30,878.67

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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.