Home / 98,343.92-147,490.37-28,206.83

Finding the Fourth Proportional to 98,343.92, 147,490.37 and 28,206.83

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Solution

The fourth proportional to 98,343.92, 147,490.37 and 28,206.83 is: 42,302.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,343.92 : 147,490.37 = 28,206.83 : x
  2. Step 2: Convert to fraction form
    98,343.92/147,490.37 = 28,206.83/x
  3. Step 3: Cross multiply
    98,343.92x = 147,490.37 × 28,206.83
  4. Step 4: Simplify right side
    98,343.92x = 4,160,236,126.69
  5. Step 5: Solve for x
    x = 4,160,236,126.69/98,343.92
  6. Step 6: Final answer
    x = 42,302.93

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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.