Home / 247,729.38-371,612.59-70,250.68

Finding the Fourth Proportional to 247,729.38, 371,612.59 and 70,250.68

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Solution

The fourth proportional to 247,729.38, 371,612.59 and 70,250.68 is: 105,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,729.38 : 371,612.59 = 70,250.68 : x
  2. Step 2: Convert to fraction form
    247,729.38/371,612.59 = 70,250.68/x
  3. Step 3: Cross multiply
    247,729.38x = 371,612.59 × 70,250.68
  4. Step 4: Simplify right side
    247,729.38x = 26,106,037,144.06
  5. Step 5: Solve for x
    x = 26,106,037,144.06/247,729.38
  6. Step 6: Final answer
    x = 105,381.27

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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.