Home / 237,870.41-328,265.66-130,434.03

Finding the Fourth Proportional to 237,870.41, 328,265.66 and 130,434.03

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Solution

The fourth proportional to 237,870.41, 328,265.66 and 130,434.03 is: 180,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,870.41 : 328,265.66 = 130,434.03 : x
  2. Step 2: Convert to fraction form
    237,870.41/328,265.66 = 130,434.03/x
  3. Step 3: Cross multiply
    237,870.41x = 328,265.66 × 130,434.03
  4. Step 4: Simplify right side
    237,870.41x = 42,817,013,270.49
  5. Step 5: Solve for x
    x = 42,817,013,270.49/237,870.41
  6. Step 6: Final answer
    x = 180,001.43

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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.