Home / 54,545.08-81,808.50-15,106.18

Finding the Fourth Proportional to 54,545.08, 81,808.50 and 15,106.18

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Solution

The fourth proportional to 54,545.08, 81,808.50 and 15,106.18 is: 22,656.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.08 : 81,808.50 = 15,106.18 : x
  2. Step 2: Convert to fraction form
    54,545.08/81,808.50 = 15,106.18/x
  3. Step 3: Cross multiply
    54,545.08x = 81,808.50 × 15,106.18
  4. Step 4: Simplify right side
    54,545.08x = 1,235,813,926.53
  5. Step 5: Solve for x
    x = 1,235,813,926.53/54,545.08
  6. Step 6: Final answer
    x = 22,656.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.