Home / 54,051.68-74,603.76-31,702.88

Finding the Fourth Proportional to 54,051.68, 74,603.76 and 31,702.88

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Solution

The fourth proportional to 54,051.68, 74,603.76 and 31,702.88 is: 43,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,051.68 : 74,603.76 = 31,702.88 : x
  2. Step 2: Convert to fraction form
    54,051.68/74,603.76 = 31,702.88/x
  3. Step 3: Cross multiply
    54,051.68x = 74,603.76 × 31,702.88
  4. Step 4: Simplify right side
    54,051.68x = 2,365,154,050.83
  5. Step 5: Solve for x
    x = 2,365,154,050.83/54,051.68
  6. Step 6: Final answer
    x = 43,757.27

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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.