Home / 106,758.23-147,320.02-59,008.73

Finding the Fourth Proportional to 106,758.23, 147,320.02 and 59,008.73

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Solution

The fourth proportional to 106,758.23, 147,320.02 and 59,008.73 is: 81,428.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,758.23 : 147,320.02 = 59,008.73 : x
  2. Step 2: Convert to fraction form
    106,758.23/147,320.02 = 59,008.73/x
  3. Step 3: Cross multiply
    106,758.23x = 147,320.02 × 59,008.73
  4. Step 4: Simplify right side
    106,758.23x = 8,693,166,399.65
  5. Step 5: Solve for x
    x = 8,693,166,399.65/106,758.23
  6. Step 6: Final answer
    x = 81,428.54

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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.