Home / 77,111.06-115,641.81-24,508.24

Finding the Fourth Proportional to 77,111.06, 115,641.81 and 24,508.24

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Solution

The fourth proportional to 77,111.06, 115,641.81 and 24,508.24 is: 36,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,111.06 : 115,641.81 = 24,508.24 : x
  2. Step 2: Convert to fraction form
    77,111.06/115,641.81 = 24,508.24/x
  3. Step 3: Cross multiply
    77,111.06x = 115,641.81 × 24,508.24
  4. Step 4: Simplify right side
    77,111.06x = 2,834,176,944.41
  5. Step 5: Solve for x
    x = 2,834,176,944.41/77,111.06
  6. Step 6: Final answer
    x = 36,754.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.