Home / 107,079.05-147,768.95-59,335.49

Finding the Fourth Proportional to 107,079.05, 147,768.95 and 59,335.49

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Solution

The fourth proportional to 107,079.05, 147,768.95 and 59,335.49 is: 81,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,079.05 : 147,768.95 = 59,335.49 : x
  2. Step 2: Convert to fraction form
    107,079.05/147,768.95 = 59,335.49/x
  3. Step 3: Cross multiply
    107,079.05x = 147,768.95 × 59,335.49
  4. Step 4: Simplify right side
    107,079.05x = 8,767,942,758.36
  5. Step 5: Solve for x
    x = 8,767,942,758.36/107,079.05
  6. Step 6: Final answer
    x = 81,882.90

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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.