Home / 45,398.40-68,104.68-23,199.72

Finding the Fourth Proportional to 45,398.40, 68,104.68 and 23,199.72

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Solution

The fourth proportional to 45,398.40, 68,104.68 and 23,199.72 is: 34,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,398.40 : 68,104.68 = 23,199.72 : x
  2. Step 2: Convert to fraction form
    45,398.40/68,104.68 = 23,199.72/x
  3. Step 3: Cross multiply
    45,398.40x = 68,104.68 × 23,199.72
  4. Step 4: Simplify right side
    45,398.40x = 1,580,009,506.69
  5. Step 5: Solve for x
    x = 1,580,009,506.69/45,398.40
  6. Step 6: Final answer
    x = 34,803.20

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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.