Home / 117,299.88-175,932-38,412.36

Finding the Fourth Proportional to 117,299.88, 175,932 and 38,412.36

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Solution

The fourth proportional to 117,299.88, 175,932 and 38,412.36 is: 57,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,299.88 : 175,932 = 38,412.36 : x
  2. Step 2: Convert to fraction form
    117,299.88/175,932 = 38,412.36/x
  3. Step 3: Cross multiply
    117,299.88x = 175,932 × 38,412.36
  4. Step 4: Simplify right side
    117,299.88x = 6,757,963,319.52
  5. Step 5: Solve for x
    x = 6,757,963,319.52/117,299.88
  6. Step 6: Final answer
    x = 57,612.70

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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.