Home / 75,900.30-113,850.45-23,312.40

Finding the Fourth Proportional to 75,900.30, 113,850.45 and 23,312.40

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Solution

The fourth proportional to 75,900.30, 113,850.45 and 23,312.40 is: 34,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,900.30 : 113,850.45 = 23,312.40 : x
  2. Step 2: Convert to fraction form
    75,900.30/113,850.45 = 23,312.40/x
  3. Step 3: Cross multiply
    75,900.30x = 113,850.45 × 23,312.40
  4. Step 4: Simplify right side
    75,900.30x = 2,654,127,230.58
  5. Step 5: Solve for x
    x = 2,654,127,230.58/75,900.30
  6. Step 6: Final answer
    x = 34,968.60

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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.