Home / 38,877.32-53,676.52-29,909.00

Finding the Fourth Proportional to 38,877.32, 53,676.52 and 29,909.00

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Solution

The fourth proportional to 38,877.32, 53,676.52 and 29,909.00 is: 41,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,877.32 : 53,676.52 = 29,909.00 : x
  2. Step 2: Convert to fraction form
    38,877.32/53,676.52 = 29,909.00/x
  3. Step 3: Cross multiply
    38,877.32x = 53,676.52 × 29,909.00
  4. Step 4: Simplify right side
    38,877.32x = 1,605,410,693.52
  5. Step 5: Solve for x
    x = 1,605,410,693.52/38,877.32
  6. Step 6: Final answer
    x = 41,294.28

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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.