Home / 66,777.40-100,155.16-24,677.19

Finding the Fourth Proportional to 66,777.40, 100,155.16 and 24,677.19

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Solution

The fourth proportional to 66,777.40, 100,155.16 and 24,677.19 is: 37,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,777.40 : 100,155.16 = 24,677.19 : x
  2. Step 2: Convert to fraction form
    66,777.40/100,155.16 = 24,677.19/x
  3. Step 3: Cross multiply
    66,777.40x = 100,155.16 × 24,677.19
  4. Step 4: Simplify right side
    66,777.40x = 2,471,547,912.80
  5. Step 5: Solve for x
    x = 2,471,547,912.80/66,777.40
  6. Step 6: Final answer
    x = 37,011.74

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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.