Home / 238,192.56-328,712.31-134,818.53

Finding the Fourth Proportional to 238,192.56, 328,712.31 and 134,818.53

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Solution

The fourth proportional to 238,192.56, 328,712.31 and 134,818.53 is: 186,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,192.56 : 328,712.31 = 134,818.53 : x
  2. Step 2: Convert to fraction form
    238,192.56/328,712.31 = 134,818.53/x
  3. Step 3: Cross multiply
    238,192.56x = 328,712.31 × 134,818.53
  4. Step 4: Simplify right side
    238,192.56x = 44,316,511,406.99
  5. Step 5: Solve for x
    x = 44,316,511,406.99/238,192.56
  6. Step 6: Final answer
    x = 186,053.30

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1.5x scale

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.