Home / 99,023.04-148,497.60-39,838.72

Finding the Fourth Proportional to 99,023.04, 148,497.60 and 39,838.72

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Solution

The fourth proportional to 99,023.04, 148,497.60 and 39,838.72 is: 59,743.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,023.04 : 148,497.60 = 39,838.72 : x
  2. Step 2: Convert to fraction form
    99,023.04/148,497.60 = 39,838.72/x
  3. Step 3: Cross multiply
    99,023.04x = 148,497.60 × 39,838.72
  4. Step 4: Simplify right side
    99,023.04x = 5,915,954,307.07
  5. Step 5: Solve for x
    x = 5,915,954,307.07/99,023.04
  6. Step 6: Final answer
    x = 59,743.21

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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.