Home / 247,723.95-341,863.53-140,316.21

Finding the Fourth Proportional to 247,723.95, 341,863.53 and 140,316.21

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Solution

The fourth proportional to 247,723.95, 341,863.53 and 140,316.21 is: 193,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,723.95 : 341,863.53 = 140,316.21 : x
  2. Step 2: Convert to fraction form
    247,723.95/341,863.53 = 140,316.21/x
  3. Step 3: Cross multiply
    247,723.95x = 341,863.53 × 140,316.21
  4. Step 4: Simplify right side
    247,723.95x = 47,968,994,866.82
  5. Step 5: Solve for x
    x = 47,968,994,866.82/247,723.95
  6. Step 6: Final answer
    x = 193,638.91

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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.