Home / 38,920.42-53,733.99-25,321.38

Finding the Fourth Proportional to 38,920.42, 53,733.99 and 25,321.38

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Solution

The fourth proportional to 38,920.42, 53,733.99 and 25,321.38 is: 34,959.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,920.42 : 53,733.99 = 25,321.38 : x
  2. Step 2: Convert to fraction form
    38,920.42/53,733.99 = 25,321.38/x
  3. Step 3: Cross multiply
    38,920.42x = 53,733.99 × 25,321.38
  4. Step 4: Simplify right side
    38,920.42x = 1,360,618,779.71
  5. Step 5: Solve for x
    x = 1,360,618,779.71/38,920.42
  6. Step 6: Final answer
    x = 34,959.00

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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.