Home / 194,777.04-268,792.20-105,353.04

Finding the Fourth Proportional to 194,777.04, 268,792.20 and 105,353.04

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Solution

The fourth proportional to 194,777.04, 268,792.20 and 105,353.04 is: 145,387.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,777.04 : 268,792.20 = 105,353.04 : x
  2. Step 2: Convert to fraction form
    194,777.04/268,792.20 = 105,353.04/x
  3. Step 3: Cross multiply
    194,777.04x = 268,792.20 × 105,353.04
  4. Step 4: Simplify right side
    194,777.04x = 28,318,075,398.29
  5. Step 5: Solve for x
    x = 28,318,075,398.29/194,777.04
  6. Step 6: Final answer
    x = 145,387.13

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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.