Home / 56,350.35-77,759.19-30,851.01

Finding the Fourth Proportional to 56,350.35, 77,759.19 and 30,851.01

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Solution

The fourth proportional to 56,350.35, 77,759.19 and 30,851.01 is: 42,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,350.35 : 77,759.19 = 30,851.01 : x
  2. Step 2: Convert to fraction form
    56,350.35/77,759.19 = 30,851.01/x
  3. Step 3: Cross multiply
    56,350.35x = 77,759.19 × 30,851.01
  4. Step 4: Simplify right side
    56,350.35x = 2,398,949,548.28
  5. Step 5: Solve for x
    x = 2,398,949,548.28/56,350.35
  6. Step 6: Final answer
    x = 42,572.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.