Home / 106,926.38-147,545.46-61,619.21

Finding the Fourth Proportional to 106,926.38, 147,545.46 and 61,619.21

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Solution

The fourth proportional to 106,926.38, 147,545.46 and 61,619.21 is: 85,027.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,926.38 : 147,545.46 = 61,619.21 : x
  2. Step 2: Convert to fraction form
    106,926.38/147,545.46 = 61,619.21/x
  3. Step 3: Cross multiply
    106,926.38x = 147,545.46 × 61,619.21
  4. Step 4: Simplify right side
    106,926.38x = 9,091,634,684.29
  5. Step 5: Solve for x
    x = 9,091,634,684.29/106,926.38
  6. Step 6: Final answer
    x = 85,027.05

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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.