Home / 237,707.66-328,039.17-130,275.38

Finding the Fourth Proportional to 237,707.66, 328,039.17 and 130,275.38

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Solution

The fourth proportional to 237,707.66, 328,039.17 and 130,275.38 is: 179,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,707.66 : 328,039.17 = 130,275.38 : x
  2. Step 2: Convert to fraction form
    237,707.66/328,039.17 = 130,275.38/x
  3. Step 3: Cross multiply
    237,707.66x = 328,039.17 × 130,275.38
  4. Step 4: Simplify right side
    237,707.66x = 42,735,427,526.63
  5. Step 5: Solve for x
    x = 42,735,427,526.63/237,707.66
  6. Step 6: Final answer
    x = 179,781.45

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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.