Home / 98,734.40-148,004.40-48,822.20

Finding the Fourth Proportional to 98,734.40, 148,004.40 and 48,822.20

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Solution

The fourth proportional to 98,734.40, 148,004.40 and 48,822.20 is: 73,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,734.40 : 148,004.40 = 48,822.20 : x
  2. Step 2: Convert to fraction form
    98,734.40/148,004.40 = 48,822.20/x
  3. Step 3: Cross multiply
    98,734.40x = 148,004.40 × 48,822.20
  4. Step 4: Simplify right side
    98,734.40x = 7,225,900,417.68
  5. Step 5: Solve for x
    x = 7,225,900,417.68/98,734.40
  6. Step 6: Final answer
    x = 73,185.24

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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.