Home / 47,081.10-70,656.45-19,001.10

Finding the Fourth Proportional to 47,081.10, 70,656.45 and 19,001.10

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Solution

The fourth proportional to 47,081.10, 70,656.45 and 19,001.10 is: 28,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,081.10 : 70,656.45 = 19,001.10 : x
  2. Step 2: Convert to fraction form
    47,081.10/70,656.45 = 19,001.10/x
  3. Step 3: Cross multiply
    47,081.10x = 70,656.45 × 19,001.10
  4. Step 4: Simplify right side
    47,081.10x = 1,342,550,272.10
  5. Step 5: Solve for x
    x = 1,342,550,272.10/47,081.10
  6. Step 6: Final answer
    x = 28,515.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.