Home / 74,780.84-112,129.22-24,834.20

Finding the Fourth Proportional to 74,780.84, 112,129.22 and 24,834.20

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Solution

The fourth proportional to 74,780.84, 112,129.22 and 24,834.20 is: 37,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,780.84 : 112,129.22 = 24,834.20 : x
  2. Step 2: Convert to fraction form
    74,780.84/112,129.22 = 24,834.20/x
  3. Step 3: Cross multiply
    74,780.84x = 112,129.22 × 24,834.20
  4. Step 4: Simplify right side
    74,780.84x = 2,784,639,475.32
  5. Step 5: Solve for x
    x = 2,784,639,475.32/74,780.84
  6. Step 6: Final answer
    x = 37,237.34

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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.