Home / 194,226.96-291,369.12-99,510.72

Finding the Fourth Proportional to 194,226.96, 291,369.12 and 99,510.72

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Solution

The fourth proportional to 194,226.96, 291,369.12 and 99,510.72 is: 149,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,226.96 : 291,369.12 = 99,510.72 : x
  2. Step 2: Convert to fraction form
    194,226.96/291,369.12 = 99,510.72/x
  3. Step 3: Cross multiply
    194,226.96x = 291,369.12 × 99,510.72
  4. Step 4: Simplify right side
    194,226.96x = 28,994,350,916.97
  5. Step 5: Solve for x
    x = 28,994,350,916.97/194,226.96
  6. Step 6: Final answer
    x = 149,280.77

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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.