Home / 268,337.30-370,297.63-153,612.14

Finding the Fourth Proportional to 268,337.30, 370,297.63 and 153,612.14

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Solution

The fourth proportional to 268,337.30, 370,297.63 and 153,612.14 is: 211,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,337.30 : 370,297.63 = 153,612.14 : x
  2. Step 2: Convert to fraction form
    268,337.30/370,297.63 = 153,612.14/x
  3. Step 3: Cross multiply
    268,337.30x = 370,297.63 × 153,612.14
  4. Step 4: Simplify right side
    268,337.30x = 56,882,211,922.94
  5. Step 5: Solve for x
    x = 56,882,211,922.94/268,337.30
  6. Step 6: Final answer
    x = 211,980.26

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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.