Home / 259,210.50-388,815.75-62,218.50

Finding the Fourth Proportional to 259,210.50, 388,815.75 and 62,218.50

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Solution

The fourth proportional to 259,210.50, 388,815.75 and 62,218.50 is: 93,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,210.50 : 388,815.75 = 62,218.50 : x
  2. Step 2: Convert to fraction form
    259,210.50/388,815.75 = 62,218.50/x
  3. Step 3: Cross multiply
    259,210.50x = 388,815.75 × 62,218.50
  4. Step 4: Simplify right side
    259,210.50x = 24,191,532,741.38
  5. Step 5: Solve for x
    x = 24,191,532,741.38/259,210.50
  6. Step 6: Final answer
    x = 93,327.75

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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.