Home / 38,595.78-53,271.09-25,143.60

Finding the Fourth Proportional to 38,595.78, 53,271.09 and 25,143.60

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Solution

The fourth proportional to 38,595.78, 53,271.09 and 25,143.60 is: 34,703.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,595.78 : 53,271.09 = 25,143.60 : x
  2. Step 2: Convert to fraction form
    38,595.78/53,271.09 = 25,143.60/x
  3. Step 3: Cross multiply
    38,595.78x = 53,271.09 × 25,143.60
  4. Step 4: Simplify right side
    38,595.78x = 1,339,426,978.52
  5. Step 5: Solve for x
    x = 1,339,426,978.52/38,595.78
  6. Step 6: Final answer
    x = 34,703.97

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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.