Home / 54,492.59-75,206.50-30,618.75

Finding the Fourth Proportional to 54,492.59, 75,206.50 and 30,618.75

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Solution

The fourth proportional to 54,492.59, 75,206.50 and 30,618.75 is: 42,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,492.59 : 75,206.50 = 30,618.75 : x
  2. Step 2: Convert to fraction form
    54,492.59/75,206.50 = 30,618.75/x
  3. Step 3: Cross multiply
    54,492.59x = 75,206.50 × 30,618.75
  4. Step 4: Simplify right side
    54,492.59x = 2,302,728,945.33
  5. Step 5: Solve for x
    x = 2,302,728,945.33/54,492.59
  6. Step 6: Final answer
    x = 42,257.65

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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.