Home / 247,220.10-370,830.15-60,231.60

Finding the Fourth Proportional to 247,220.10, 370,830.15 and 60,231.60

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Solution

The fourth proportional to 247,220.10, 370,830.15 and 60,231.60 is: 90,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,220.10 : 370,830.15 = 60,231.60 : x
  2. Step 2: Convert to fraction form
    247,220.10/370,830.15 = 60,231.60/x
  3. Step 3: Cross multiply
    247,220.10x = 370,830.15 × 60,231.60
  4. Step 4: Simplify right side
    247,220.10x = 22,335,693,262.74
  5. Step 5: Solve for x
    x = 22,335,693,262.74/247,220.10
  6. Step 6: Final answer
    x = 90,347.40

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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.