Home / 38,748.44-53,498.52-29,779.40

Finding the Fourth Proportional to 38,748.44, 53,498.52 and 29,779.40

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Solution

The fourth proportional to 38,748.44, 53,498.52 and 29,779.40 is: 41,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,748.44 : 53,498.52 = 29,779.40 : x
  2. Step 2: Convert to fraction form
    38,748.44/53,498.52 = 29,779.40/x
  3. Step 3: Cross multiply
    38,748.44x = 53,498.52 × 29,779.40
  4. Step 4: Simplify right side
    38,748.44x = 1,593,153,826.49
  5. Step 5: Solve for x
    x = 1,593,153,826.49/38,748.44
  6. Step 6: Final answer
    x = 41,115.30

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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.