Home / 99,102.24-148,675.44-49,209.76

Finding the Fourth Proportional to 99,102.24, 148,675.44 and 49,209.76

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Solution

The fourth proportional to 99,102.24, 148,675.44 and 49,209.76 is: 73,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,102.24 : 148,675.44 = 49,209.76 : x
  2. Step 2: Convert to fraction form
    99,102.24/148,675.44 = 49,209.76/x
  3. Step 3: Cross multiply
    99,102.24x = 148,675.44 × 49,209.76
  4. Step 4: Simplify right side
    99,102.24x = 7,316,282,720.29
  5. Step 5: Solve for x
    x = 7,316,282,720.29/99,102.24
  6. Step 6: Final answer
    x = 73,825.60

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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.