Home / 74,520.36-111,756.81-24,591.15

Finding the Fourth Proportional to 74,520.36, 111,756.81 and 24,591.15

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Solution

The fourth proportional to 74,520.36, 111,756.81 and 24,591.15 is: 36,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520.36 : 111,756.81 = 24,591.15 : x
  2. Step 2: Convert to fraction form
    74,520.36/111,756.81 = 24,591.15/x
  3. Step 3: Cross multiply
    74,520.36x = 111,756.81 × 24,591.15
  4. Step 4: Simplify right side
    74,520.36x = 2,748,228,478.23
  5. Step 5: Solve for x
    x = 2,748,228,478.23/74,520.36
  6. Step 6: Final answer
    x = 36,878.89

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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.