Home / 107,772.13-148,725.44-62,476.34

Finding the Fourth Proportional to 107,772.13, 148,725.44 and 62,476.34

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Solution

The fourth proportional to 107,772.13, 148,725.44 and 62,476.34 is: 86,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,772.13 : 148,725.44 = 62,476.34 : x
  2. Step 2: Convert to fraction form
    107,772.13/148,725.44 = 62,476.34/x
  3. Step 3: Cross multiply
    107,772.13x = 148,725.44 × 62,476.34
  4. Step 4: Simplify right side
    107,772.13x = 9,291,820,100.08
  5. Step 5: Solve for x
    x = 9,291,820,100.08/107,772.13
  6. Step 6: Final answer
    x = 86,217.28

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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.