Home / 74,306.50-111,477.03-53,492.74

Finding the Fourth Proportional to 74,306.50, 111,477.03 and 53,492.74

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Solution

The fourth proportional to 74,306.50, 111,477.03 and 53,492.74 is: 80,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306.50 : 111,477.03 = 53,492.74 : x
  2. Step 2: Convert to fraction form
    74,306.50/111,477.03 = 53,492.74/x
  3. Step 3: Cross multiply
    74,306.50x = 111,477.03 × 53,492.74
  4. Step 4: Simplify right side
    74,306.50x = 5,963,211,781.76
  5. Step 5: Solve for x
    x = 5,963,211,781.76/74,306.50
  6. Step 6: Final answer
    x = 80,251.55

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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.