Home / 237,543.95-327,810.78-130,115.76

Finding the Fourth Proportional to 237,543.95, 327,810.78 and 130,115.76

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Solution

The fourth proportional to 237,543.95, 327,810.78 and 130,115.76 is: 179,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,543.95 : 327,810.78 = 130,115.76 : x
  2. Step 2: Convert to fraction form
    237,543.95/327,810.78 = 130,115.76/x
  3. Step 3: Cross multiply
    237,543.95x = 327,810.78 × 130,115.76
  4. Step 4: Simplify right side
    237,543.95x = 42,653,348,775.89
  5. Step 5: Solve for x
    x = 42,653,348,775.89/237,543.95
  6. Step 6: Final answer
    x = 179,559.82

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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.