Home / 238,270.56-328,800.48-130,854.72

Finding the Fourth Proportional to 238,270.56, 328,800.48 and 130,854.72

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Solution

The fourth proportional to 238,270.56, 328,800.48 and 130,854.72 is: 180,572.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,270.56 : 328,800.48 = 130,854.72 : x
  2. Step 2: Convert to fraction form
    238,270.56/328,800.48 = 130,854.72/x
  3. Step 3: Cross multiply
    238,270.56x = 328,800.48 × 130,854.72
  4. Step 4: Simplify right side
    238,270.56x = 43,025,094,746.27
  5. Step 5: Solve for x
    x = 43,025,094,746.27/238,270.56
  6. Step 6: Final answer
    x = 180,572.43

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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.