Home / 155,586.90-233,392.62-76,658.10

Finding the Fourth Proportional to 155,586.90, 233,392.62 and 76,658.10

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Solution

The fourth proportional to 155,586.90, 233,392.62 and 76,658.10 is: 114,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,586.90 : 233,392.62 = 76,658.10 : x
  2. Step 2: Convert to fraction form
    155,586.90/233,392.62 = 76,658.10/x
  3. Step 3: Cross multiply
    155,586.90x = 233,392.62 × 76,658.10
  4. Step 4: Simplify right side
    155,586.90x = 17,891,434,803.22
  5. Step 5: Solve for x
    x = 17,891,434,803.22/155,586.90
  6. Step 6: Final answer
    x = 114,993.20

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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.