Home / 283,627.04-391,413.51-156,310.83

Finding the Fourth Proportional to 283,627.04, 391,413.51 and 156,310.83

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Solution

The fourth proportional to 283,627.04, 391,413.51 and 156,310.83 is: 215,713.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,627.04 : 391,413.51 = 156,310.83 : x
  2. Step 2: Convert to fraction form
    283,627.04/391,413.51 = 156,310.83/x
  3. Step 3: Cross multiply
    283,627.04x = 391,413.51 × 156,310.83
  4. Step 4: Simplify right side
    283,627.04x = 61,182,170,621.31
  5. Step 5: Solve for x
    x = 61,182,170,621.31/283,627.04
  6. Step 6: Final answer
    x = 215,713.46

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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.