Home / 63,535.62-87,696.36-39,648.18

Finding the Fourth Proportional to 63,535.62, 87,696.36 and 39,648.18

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Solution

The fourth proportional to 63,535.62, 87,696.36 and 39,648.18 is: 54,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,535.62 : 87,696.36 = 39,648.18 : x
  2. Step 2: Convert to fraction form
    63,535.62/87,696.36 = 39,648.18/x
  3. Step 3: Cross multiply
    63,535.62x = 87,696.36 × 39,648.18
  4. Step 4: Simplify right side
    63,535.62x = 3,477,001,066.62
  5. Step 5: Solve for x
    x = 3,477,001,066.62/63,535.62
  6. Step 6: Final answer
    x = 54,725.22

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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.