Home / 107,738.04-148,682.88-59,988.36

Finding the Fourth Proportional to 107,738.04, 148,682.88 and 59,988.36

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Solution

The fourth proportional to 107,738.04, 148,682.88 and 59,988.36 is: 82,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,738.04 : 148,682.88 = 59,988.36 : x
  2. Step 2: Convert to fraction form
    107,738.04/148,682.88 = 59,988.36/x
  3. Step 3: Cross multiply
    107,738.04x = 148,682.88 × 59,988.36
  4. Step 4: Simplify right side
    107,738.04x = 8,919,242,131.28
  5. Step 5: Solve for x
    x = 8,919,242,131.28/107,738.04
  6. Step 6: Final answer
    x = 82,786.38

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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.