Home / 155,565.40-233,088.90-146,234.20

Finding the Fourth Proportional to 155,565.40, 233,088.90 and 146,234.20

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Solution

The fourth proportional to 155,565.40, 233,088.90 and 146,234.20 is: 219,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,565.40 : 233,088.90 = 146,234.20 : x
  2. Step 2: Convert to fraction form
    155,565.40/233,088.90 = 146,234.20/x
  3. Step 3: Cross multiply
    155,565.40x = 233,088.90 × 146,234.20
  4. Step 4: Simplify right side
    155,565.40x = 34,085,568,820.38
  5. Step 5: Solve for x
    x = 34,085,568,820.38/155,565.40
  6. Step 6: Final answer
    x = 219,107.65

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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.