Home / 268,074.04-370,068.12-154,874.92

Finding the Fourth Proportional to 268,074.04, 370,068.12 and 154,874.92

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Solution

The fourth proportional to 268,074.04, 370,068.12 and 154,874.92 is: 213,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,074.04 : 370,068.12 = 154,874.92 : x
  2. Step 2: Convert to fraction form
    268,074.04/370,068.12 = 154,874.92/x
  3. Step 3: Cross multiply
    268,074.04x = 370,068.12 × 154,874.92
  4. Step 4: Simplify right side
    268,074.04x = 57,314,270,479.55
  5. Step 5: Solve for x
    x = 57,314,270,479.55/268,074.04
  6. Step 6: Final answer
    x = 213,800.15

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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.