Home / 172,420.38-237,931.56-95,943.96

Finding the Fourth Proportional to 172,420.38, 237,931.56 and 95,943.96

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Solution

The fourth proportional to 172,420.38, 237,931.56 and 95,943.96 is: 132,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,420.38 : 237,931.56 = 95,943.96 : x
  2. Step 2: Convert to fraction form
    172,420.38/237,931.56 = 95,943.96/x
  3. Step 3: Cross multiply
    172,420.38x = 237,931.56 × 95,943.96
  4. Step 4: Simplify right side
    172,420.38x = 22,828,096,075.38
  5. Step 5: Solve for x
    x = 22,828,096,075.38/172,420.38
  6. Step 6: Final answer
    x = 132,397.90

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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.