Home / 270,283.32-373,013.46-157,128.12

Finding the Fourth Proportional to 270,283.32, 373,013.46 and 157,128.12

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Solution

The fourth proportional to 270,283.32, 373,013.46 and 157,128.12 is: 216,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,283.32 : 373,013.46 = 157,128.12 : x
  2. Step 2: Convert to fraction form
    270,283.32/373,013.46 = 157,128.12/x
  3. Step 3: Cross multiply
    270,283.32x = 373,013.46 × 157,128.12
  4. Step 4: Simplify right side
    270,283.32x = 58,610,903,704.50
  5. Step 5: Solve for x
    x = 58,610,903,704.50/270,283.32
  6. Step 6: Final answer
    x = 216,849.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.