Home / 581,086.20-871,130.05-201,957.69

Finding the Fourth Proportional to 581,086.20, 871,130.05 and 201,957.69

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Solution

The fourth proportional to 581,086.20, 871,130.05 and 201,957.69 is: 302,763.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,086.20 : 871,130.05 = 201,957.69 : x
  2. Step 2: Convert to fraction form
    581,086.20/871,130.05 = 201,957.69/x
  3. Step 3: Cross multiply
    581,086.20x = 871,130.05 × 201,957.69
  4. Step 4: Simplify right side
    581,086.20x = 175,931,412,082.69
  5. Step 5: Solve for x
    x = 175,931,412,082.69/581,086.20
  6. Step 6: Final answer
    x = 302,763.02

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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.