Home / 117,524.78-176,309.04-38,642.12

Finding the Fourth Proportional to 117,524.78, 176,309.04 and 38,642.12

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Solution

The fourth proportional to 117,524.78, 176,309.04 and 38,642.12 is: 57,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,524.78 : 176,309.04 = 38,642.12 : x
  2. Step 2: Convert to fraction form
    117,524.78/176,309.04 = 38,642.12/x
  3. Step 3: Cross multiply
    117,524.78x = 176,309.04 × 38,642.12
  4. Step 4: Simplify right side
    117,524.78x = 6,812,955,080.76
  5. Step 5: Solve for x
    x = 6,812,955,080.76/117,524.78
  6. Step 6: Final answer
    x = 57,970.37

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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.