Home / 54,603.06-75,359.46-30,734.39

Finding the Fourth Proportional to 54,603.06, 75,359.46 and 30,734.39

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Solution

The fourth proportional to 54,603.06, 75,359.46 and 30,734.39 is: 42,417.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,603.06 : 75,359.46 = 30,734.39 : x
  2. Step 2: Convert to fraction form
    54,603.06/75,359.46 = 30,734.39/x
  3. Step 3: Cross multiply
    54,603.06x = 75,359.46 × 30,734.39
  4. Step 4: Simplify right side
    54,603.06x = 2,316,126,657.03
  5. Step 5: Solve for x
    x = 2,316,126,657.03/54,603.06
  6. Step 6: Final answer
    x = 42,417.52

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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.