Home / 117,000.83-175,501.53-38,121.20

Finding the Fourth Proportional to 117,000.83, 175,501.53 and 38,121.20

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Solution

The fourth proportional to 117,000.83, 175,501.53 and 38,121.20 is: 57,181.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,000.83 : 175,501.53 = 38,121.20 : x
  2. Step 2: Convert to fraction form
    117,000.83/175,501.53 = 38,121.20/x
  3. Step 3: Cross multiply
    117,000.83x = 175,501.53 × 38,121.20
  4. Step 4: Simplify right side
    117,000.83x = 6,690,328,047.93
  5. Step 5: Solve for x
    x = 6,690,328,047.93/117,000.83
  6. Step 6: Final answer
    x = 57,181.89

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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.