Home / 134,211.02-201,191.38-45,402.72

Finding the Fourth Proportional to 134,211.02, 201,191.38 and 45,402.72

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Solution

The fourth proportional to 134,211.02, 201,191.38 and 45,402.72 is: 68,061.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,211.02 : 201,191.38 = 45,402.72 : x
  2. Step 2: Convert to fraction form
    134,211.02/201,191.38 = 45,402.72/x
  3. Step 3: Cross multiply
    134,211.02x = 201,191.38 × 45,402.72
  4. Step 4: Simplify right side
    134,211.02x = 9,134,635,892.55
  5. Step 5: Solve for x
    x = 9,134,635,892.55/134,211.02
  6. Step 6: Final answer
    x = 68,061.74

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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.