Home / 98,216.20-147,227.10-48,255.40

Finding the Fourth Proportional to 98,216.20, 147,227.10 and 48,255.40

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Solution

The fourth proportional to 98,216.20, 147,227.10 and 48,255.40 is: 72,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,216.20 : 147,227.10 = 48,255.40 : x
  2. Step 2: Convert to fraction form
    98,216.20/147,227.10 = 48,255.40/x
  3. Step 3: Cross multiply
    98,216.20x = 147,227.10 × 48,255.40
  4. Step 4: Simplify right side
    98,216.20x = 7,104,502,601.34
  5. Step 5: Solve for x
    x = 7,104,502,601.34/98,216.20
  6. Step 6: Final answer
    x = 72,335.34

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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.