Home / 45,499.60-62,788.50-25,356.40

Finding the Fourth Proportional to 45,499.60, 62,788.50 and 25,356.40

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Solution

The fourth proportional to 45,499.60, 62,788.50 and 25,356.40 is: 34,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,499.60 : 62,788.50 = 25,356.40 : x
  2. Step 2: Convert to fraction form
    45,499.60/62,788.50 = 25,356.40/x
  3. Step 3: Cross multiply
    45,499.60x = 62,788.50 × 25,356.40
  4. Step 4: Simplify right side
    45,499.60x = 1,592,090,321.40
  5. Step 5: Solve for x
    x = 1,592,090,321.40/45,499.60
  6. Step 6: Final answer
    x = 34,991.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.