Home / 159,206.28-238,818.02-40,878.65

Finding the Fourth Proportional to 159,206.28, 238,818.02 and 40,878.65

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Solution

The fourth proportional to 159,206.28, 238,818.02 and 40,878.65 is: 61,320.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,206.28 : 238,818.02 = 40,878.65 : x
  2. Step 2: Convert to fraction form
    159,206.28/238,818.02 = 40,878.65/x
  3. Step 3: Cross multiply
    159,206.28x = 238,818.02 × 40,878.65
  4. Step 4: Simplify right side
    159,206.28x = 9,762,556,854.79
  5. Step 5: Solve for x
    x = 9,762,556,854.79/159,206.28
  6. Step 6: Final answer
    x = 61,320.17

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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.