Home / 268,444.80-370,429.74-159,540.84

Finding the Fourth Proportional to 268,444.80, 370,429.74 and 159,540.84

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Solution

The fourth proportional to 268,444.80, 370,429.74 and 159,540.84 is: 220,152.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,444.80 : 370,429.74 = 159,540.84 : x
  2. Step 2: Convert to fraction form
    268,444.80/370,429.74 = 159,540.84/x
  3. Step 3: Cross multiply
    268,444.80x = 370,429.74 × 159,540.84
  4. Step 4: Simplify right side
    268,444.80x = 59,098,671,880.58
  5. Step 5: Solve for x
    x = 59,098,671,880.58/268,444.80
  6. Step 6: Final answer
    x = 220,152.05

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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.