Home / 237,724.47-328,095.90-151,720.56

Finding the Fourth Proportional to 237,724.47, 328,095.90 and 151,720.56

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Solution

The fourth proportional to 237,724.47, 328,095.90 and 151,720.56 is: 209,397.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,724.47 : 328,095.90 = 151,720.56 : x
  2. Step 2: Convert to fraction form
    237,724.47/328,095.90 = 151,720.56/x
  3. Step 3: Cross multiply
    237,724.47x = 328,095.90 × 151,720.56
  4. Step 4: Simplify right side
    237,724.47x = 49,778,893,681.70
  5. Step 5: Solve for x
    x = 49,778,893,681.70/237,724.47
  6. Step 6: Final answer
    x = 209,397.43

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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.