Home / 237,881.16-328,280.51-130,444.78

Finding the Fourth Proportional to 237,881.16, 328,280.51 and 130,444.78

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Solution

The fourth proportional to 237,881.16, 328,280.51 and 130,444.78 is: 180,016.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,881.16 : 328,280.51 = 130,444.78 : x
  2. Step 2: Convert to fraction form
    237,881.16/328,280.51 = 130,444.78/x
  3. Step 3: Cross multiply
    237,881.16x = 328,280.51 × 130,444.78
  4. Step 4: Simplify right side
    237,881.16x = 42,822,478,905.24
  5. Step 5: Solve for x
    x = 42,822,478,905.24/237,881.16
  6. Step 6: Final answer
    x = 180,016.27

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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.