Home / 102,528.32-153,791.55-32,407.65

Finding the Fourth Proportional to 102,528.32, 153,791.55 and 32,407.65

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Solution

The fourth proportional to 102,528.32, 153,791.55 and 32,407.65 is: 48,611.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,528.32 : 153,791.55 = 32,407.65 : x
  2. Step 2: Convert to fraction form
    102,528.32/153,791.55 = 32,407.65/x
  3. Step 3: Cross multiply
    102,528.32x = 153,791.55 × 32,407.65
  4. Step 4: Simplify right side
    102,528.32x = 4,984,022,725.36
  5. Step 5: Solve for x
    x = 4,984,022,725.36/102,528.32
  6. Step 6: Final answer
    x = 48,611.18

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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.