Home / 117,009.90-175,512.15-38,123.55

Finding the Fourth Proportional to 117,009.90, 175,512.15 and 38,123.55

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Solution

The fourth proportional to 117,009.90, 175,512.15 and 38,123.55 is: 57,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,009.90 : 175,512.15 = 38,123.55 : x
  2. Step 2: Convert to fraction form
    117,009.90/175,512.15 = 38,123.55/x
  3. Step 3: Cross multiply
    117,009.90x = 175,512.15 × 38,123.55
  4. Step 4: Simplify right side
    117,009.90x = 6,691,146,226.13
  5. Step 5: Solve for x
    x = 6,691,146,226.13/117,009.90
  6. Step 6: Final answer
    x = 57,184.45

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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.