Home / 237,938.76-328,354.74-135,995.85

Finding the Fourth Proportional to 237,938.76, 328,354.74 and 135,995.85

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Solution

The fourth proportional to 237,938.76, 328,354.74 and 135,995.85 is: 187,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,938.76 : 328,354.74 = 135,995.85 : x
  2. Step 2: Convert to fraction form
    237,938.76/328,354.74 = 135,995.85/x
  3. Step 3: Cross multiply
    237,938.76x = 328,354.74 × 135,995.85
  4. Step 4: Simplify right side
    237,938.76x = 44,654,881,967.83
  5. Step 5: Solve for x
    x = 44,654,881,967.83/237,938.76
  6. Step 6: Final answer
    x = 187,673.85

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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.