Home / 99,023.57-148,532.88-28,903.49

Finding the Fourth Proportional to 99,023.57, 148,532.88 and 28,903.49

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Solution

The fourth proportional to 99,023.57, 148,532.88 and 28,903.49 is: 43,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,023.57 : 148,532.88 = 28,903.49 : x
  2. Step 2: Convert to fraction form
    99,023.57/148,532.88 = 28,903.49/x
  3. Step 3: Cross multiply
    99,023.57x = 148,532.88 × 28,903.49
  4. Step 4: Simplify right side
    99,023.57x = 4,293,118,611.75
  5. Step 5: Solve for x
    x = 4,293,118,611.75/99,023.57
  6. Step 6: Final answer
    x = 43,354.51

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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.