Home / 74,345.40-111,518.10-24,433.20

Finding the Fourth Proportional to 74,345.40, 111,518.10 and 24,433.20

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Solution

The fourth proportional to 74,345.40, 111,518.10 and 24,433.20 is: 36,649.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,345.40 : 111,518.10 = 24,433.20 : x
  2. Step 2: Convert to fraction form
    74,345.40/111,518.10 = 24,433.20/x
  3. Step 3: Cross multiply
    74,345.40x = 111,518.10 × 24,433.20
  4. Step 4: Simplify right side
    74,345.40x = 2,724,744,040.92
  5. Step 5: Solve for x
    x = 2,724,744,040.92/74,345.40
  6. Step 6: Final answer
    x = 36,649.80

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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.