Home / 157,477.70-236,216.55-155,144.90

Finding the Fourth Proportional to 157,477.70, 236,216.55 and 155,144.90

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Solution

The fourth proportional to 157,477.70, 236,216.55 and 155,144.90 is: 232,717.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,477.70 : 236,216.55 = 155,144.90 : x
  2. Step 2: Convert to fraction form
    157,477.70/236,216.55 = 155,144.90/x
  3. Step 3: Cross multiply
    157,477.70x = 236,216.55 × 155,144.90
  4. Step 4: Simplify right side
    157,477.70x = 36,647,793,028.10
  5. Step 5: Solve for x
    x = 36,647,793,028.10/157,477.70
  6. Step 6: Final answer
    x = 232,717.35

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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.