Home / 231,562.40-347,343.60-156,718.40

Finding the Fourth Proportional to 231,562.40, 347,343.60 and 156,718.40

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Solution

The fourth proportional to 231,562.40, 347,343.60 and 156,718.40 is: 235,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,562.40 : 347,343.60 = 156,718.40 : x
  2. Step 2: Convert to fraction form
    231,562.40/347,343.60 = 156,718.40/x
  3. Step 3: Cross multiply
    231,562.40x = 347,343.60 × 156,718.40
  4. Step 4: Simplify right side
    231,562.40x = 54,435,133,242.24
  5. Step 5: Solve for x
    x = 54,435,133,242.24/231,562.40
  6. Step 6: Final answer
    x = 235,077.60

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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.