Home / 47,478.19-65,518.78-26,257.00

Finding the Fourth Proportional to 47,478.19, 65,518.78 and 26,257.00

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Solution

The fourth proportional to 47,478.19, 65,518.78 and 26,257.00 is: 36,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.19 : 65,518.78 = 26,257.00 : x
  2. Step 2: Convert to fraction form
    47,478.19/65,518.78 = 26,257.00/x
  3. Step 3: Cross multiply
    47,478.19x = 65,518.78 × 26,257.00
  4. Step 4: Simplify right side
    47,478.19x = 1,720,326,147.58
  5. Step 5: Solve for x
    x = 1,720,326,147.58/47,478.19
  6. Step 6: Final answer
    x = 36,234.03

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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.