Home / 247,444.16-371,166.96-105,252.80

Finding the Fourth Proportional to 247,444.16, 371,166.96 and 105,252.80

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Solution

The fourth proportional to 247,444.16, 371,166.96 and 105,252.80 is: 157,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,444.16 : 371,166.96 = 105,252.80 : x
  2. Step 2: Convert to fraction form
    247,444.16/371,166.96 = 105,252.80/x
  3. Step 3: Cross multiply
    247,444.16x = 371,166.96 × 105,252.80
  4. Step 4: Simplify right side
    247,444.16x = 39,066,361,807.49
  5. Step 5: Solve for x
    x = 39,066,361,807.49/247,444.16
  6. Step 6: Final answer
    x = 157,879.51

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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.