Home / 49,148.60-73,722.90-40,393.40

Finding the Fourth Proportional to 49,148.60, 73,722.90 and 40,393.40

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Solution

The fourth proportional to 49,148.60, 73,722.90 and 40,393.40 is: 60,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,148.60 : 73,722.90 = 40,393.40 : x
  2. Step 2: Convert to fraction form
    49,148.60/73,722.90 = 40,393.40/x
  3. Step 3: Cross multiply
    49,148.60x = 73,722.90 × 40,393.40
  4. Step 4: Simplify right side
    49,148.60x = 2,977,918,588.86
  5. Step 5: Solve for x
    x = 2,977,918,588.86/49,148.60
  6. Step 6: Final answer
    x = 60,590.10

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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.