Home / 140,746.75-211,070.34-40,886.17

Finding the Fourth Proportional to 140,746.75, 211,070.34 and 40,886.17

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Solution

The fourth proportional to 140,746.75, 211,070.34 and 40,886.17 is: 61,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,746.75 : 211,070.34 = 40,886.17 : x
  2. Step 2: Convert to fraction form
    140,746.75/211,070.34 = 40,886.17/x
  3. Step 3: Cross multiply
    140,746.75x = 211,070.34 × 40,886.17
  4. Step 4: Simplify right side
    140,746.75x = 8,629,857,275.52
  5. Step 5: Solve for x
    x = 8,629,857,275.52/140,746.75
  6. Step 6: Final answer
    x = 61,314.79

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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.