Home / 255,581.79-352,704.32-148,215.57

Finding the Fourth Proportional to 255,581.79, 352,704.32 and 148,215.57

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Solution

The fourth proportional to 255,581.79, 352,704.32 and 148,215.57 is: 204,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,581.79 : 352,704.32 = 148,215.57 : x
  2. Step 2: Convert to fraction form
    255,581.79/352,704.32 = 148,215.57/x
  3. Step 3: Cross multiply
    255,581.79x = 352,704.32 × 148,215.57
  4. Step 4: Simplify right side
    255,581.79x = 52,276,271,089.18
  5. Step 5: Solve for x
    x = 52,276,271,089.18/255,581.79
  6. Step 6: Final answer
    x = 204,538.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.