Home / 77,431.12-116,135.74-24,833.76

Finding the Fourth Proportional to 77,431.12, 116,135.74 and 24,833.76

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Solution

The fourth proportional to 77,431.12, 116,135.74 and 24,833.76 is: 37,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,431.12 : 116,135.74 = 24,833.76 : x
  2. Step 2: Convert to fraction form
    77,431.12/116,135.74 = 24,833.76/x
  3. Step 3: Cross multiply
    77,431.12x = 116,135.74 × 24,833.76
  4. Step 4: Simplify right side
    77,431.12x = 2,884,087,094.58
  5. Step 5: Solve for x
    x = 2,884,087,094.58/77,431.12
  6. Step 6: Final answer
    x = 37,247.13

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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.