Home / 250,631.59-375,969.48-70,718.61

Finding the Fourth Proportional to 250,631.59, 375,969.48 and 70,718.61

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Solution

The fourth proportional to 250,631.59, 375,969.48 and 70,718.61 is: 106,084.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,631.59 : 375,969.48 = 70,718.61 : x
  2. Step 2: Convert to fraction form
    250,631.59/375,969.48 = 70,718.61/x
  3. Step 3: Cross multiply
    250,631.59x = 375,969.48 × 70,718.61
  4. Step 4: Simplify right side
    250,631.59x = 26,588,039,028.02
  5. Step 5: Solve for x
    x = 26,588,039,028.02/250,631.59
  6. Step 6: Final answer
    x = 106,084.15

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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.