Home / 45,774.56-68,569.50-38,358.20

Finding the Fourth Proportional to 45,774.56, 68,569.50 and 38,358.20

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Solution

The fourth proportional to 45,774.56, 68,569.50 and 38,358.20 is: 57,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,774.56 : 68,569.50 = 38,358.20 : x
  2. Step 2: Convert to fraction form
    45,774.56/68,569.50 = 38,358.20/x
  3. Step 3: Cross multiply
    45,774.56x = 68,569.50 × 38,358.20
  4. Step 4: Simplify right side
    45,774.56x = 2,630,202,594.90
  5. Step 5: Solve for x
    x = 2,630,202,594.90/45,774.56
  6. Step 6: Final answer
    x = 57,459.92

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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.