Home / 74,085.69-111,140.07-24,154.20

Finding the Fourth Proportional to 74,085.69, 111,140.07 and 24,154.20

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Solution

The fourth proportional to 74,085.69, 111,140.07 and 24,154.20 is: 36,235.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,085.69 : 111,140.07 = 24,154.20 : x
  2. Step 2: Convert to fraction form
    74,085.69/111,140.07 = 24,154.20/x
  3. Step 3: Cross multiply
    74,085.69x = 111,140.07 × 24,154.20
  4. Step 4: Simplify right side
    74,085.69x = 2,684,499,478.79
  5. Step 5: Solve for x
    x = 2,684,499,478.79/74,085.69
  6. Step 6: Final answer
    x = 36,235.06

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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.