Home / 54,720.59-75,512.25-30,852.32

Finding the Fourth Proportional to 54,720.59, 75,512.25 and 30,852.32

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Solution

The fourth proportional to 54,720.59, 75,512.25 and 30,852.32 is: 42,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,720.59 : 75,512.25 = 30,852.32 : x
  2. Step 2: Convert to fraction form
    54,720.59/75,512.25 = 30,852.32/x
  3. Step 3: Cross multiply
    54,720.59x = 75,512.25 × 30,852.32
  4. Step 4: Simplify right side
    54,720.59x = 2,329,727,723.36
  5. Step 5: Solve for x
    x = 2,329,727,723.36/54,720.59
  6. Step 6: Final answer
    x = 42,574.98

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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.