Home / 74,754.11-103,148.88-44,538.68

Finding the Fourth Proportional to 74,754.11, 103,148.88 and 44,538.68

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Solution

The fourth proportional to 74,754.11, 103,148.88 and 44,538.68 is: 61,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,754.11 : 103,148.88 = 44,538.68 : x
  2. Step 2: Convert to fraction form
    74,754.11/103,148.88 = 44,538.68/x
  3. Step 3: Cross multiply
    74,754.11x = 103,148.88 × 44,538.68
  4. Step 4: Simplify right side
    74,754.11x = 4,594,114,442.93
  5. Step 5: Solve for x
    x = 4,594,114,442.93/74,754.11
  6. Step 6: Final answer
    x = 61,456.35

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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.