Home / 77,952.32-116,876.12-40,024.58

Finding the Fourth Proportional to 77,952.32, 116,876.12 and 40,024.58

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Solution

The fourth proportional to 77,952.32, 116,876.12 and 40,024.58 is: 60,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,952.32 : 116,876.12 = 40,024.58 : x
  2. Step 2: Convert to fraction form
    77,952.32/116,876.12 = 40,024.58/x
  3. Step 3: Cross multiply
    77,952.32x = 116,876.12 × 40,024.58
  4. Step 4: Simplify right side
    77,952.32x = 4,677,917,615.03
  5. Step 5: Solve for x
    x = 4,677,917,615.03/77,952.32
  6. Step 6: Final answer
    x = 60,009.99

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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.