Home / 238,009.17-356,838.79-113,437.65

Finding the Fourth Proportional to 238,009.17, 356,838.79 and 113,437.65

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Solution

The fourth proportional to 238,009.17, 356,838.79 and 113,437.65 is: 170,073.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,009.17 : 356,838.79 = 113,437.65 : x
  2. Step 2: Convert to fraction form
    238,009.17/356,838.79 = 113,437.65/x
  3. Step 3: Cross multiply
    238,009.17x = 356,838.79 × 113,437.65
  4. Step 4: Simplify right side
    238,009.17x = 40,478,953,766.44
  5. Step 5: Solve for x
    x = 40,478,953,766.44/238,009.17
  6. Step 6: Final answer
    x = 170,073.08

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1.5x scale

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.