Home / 193,158.10-289,737.15-146,502.10

Finding the Fourth Proportional to 193,158.10, 289,737.15 and 146,502.10

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Solution

The fourth proportional to 193,158.10, 289,737.15 and 146,502.10 is: 219,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,158.10 : 289,737.15 = 146,502.10 : x
  2. Step 2: Convert to fraction form
    193,158.10/289,737.15 = 146,502.10/x
  3. Step 3: Cross multiply
    193,158.10x = 289,737.15 × 146,502.10
  4. Step 4: Simplify right side
    193,158.10x = 42,447,100,923.02
  5. Step 5: Solve for x
    x = 42,447,100,923.02/193,158.10
  6. Step 6: Final answer
    x = 219,753.15

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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.