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Finding the Fourth Proportional to 75,902.90, 113,854.35 and 23,312.30

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Solution

The fourth proportional to 75,902.90, 113,854.35 and 23,312.30 is: 34,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,902.90 : 113,854.35 = 23,312.30 : x
  2. Step 2: Convert to fraction form
    75,902.90/113,854.35 = 23,312.30/x
  3. Step 3: Cross multiply
    75,902.90x = 113,854.35 × 23,312.30
  4. Step 4: Simplify right side
    75,902.90x = 2,654,206,763.51
  5. Step 5: Solve for x
    x = 2,654,206,763.51/75,902.90
  6. Step 6: Final answer
    x = 34,968.45

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Similar ratio
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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.