Home / 159,275.28-238,934.88-54,066

Finding the Fourth Proportional to 159,275.28, 238,934.88 and 54,066

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Solution

The fourth proportional to 159,275.28, 238,934.88 and 54,066 is: 81,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,275.28 : 238,934.88 = 54,066 : x
  2. Step 2: Convert to fraction form
    159,275.28/238,934.88 = 54,066/x
  3. Step 3: Cross multiply
    159,275.28x = 238,934.88 × 54,066
  4. Step 4: Simplify right side
    159,275.28x = 12,918,253,222.08
  5. Step 5: Solve for x
    x = 12,918,253,222.08/159,275.28
  6. Step 6: Final answer
    x = 81,106.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.