Home / 77,960.16-107,587.44-44,424

Finding the Fourth Proportional to 77,960.16, 107,587.44 and 44,424

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Solution

The fourth proportional to 77,960.16, 107,587.44 and 44,424 is: 61,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,960.16 : 107,587.44 = 44,424 : x
  2. Step 2: Convert to fraction form
    77,960.16/107,587.44 = 44,424/x
  3. Step 3: Cross multiply
    77,960.16x = 107,587.44 × 44,424
  4. Step 4: Simplify right side
    77,960.16x = 4,779,464,434.56
  5. Step 5: Solve for x
    x = 4,779,464,434.56/77,960.16
  6. Step 6: Final answer
    x = 61,306.50

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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.