Home / 107,994.16-149,013.50-62,661.76

Finding the Fourth Proportional to 107,994.16, 149,013.50 and 62,661.76

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Solution

The fourth proportional to 107,994.16, 149,013.50 and 62,661.76 is: 86,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,994.16 : 149,013.50 = 62,661.76 : x
  2. Step 2: Convert to fraction form
    107,994.16/149,013.50 = 62,661.76/x
  3. Step 3: Cross multiply
    107,994.16x = 149,013.50 × 62,661.76
  4. Step 4: Simplify right side
    107,994.16x = 9,337,448,173.76
  5. Step 5: Solve for x
    x = 9,337,448,173.76/107,994.16
  6. Step 6: Final answer
    x = 86,462.53

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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.