Home / 49,545.95-74,318.65-12,106.23

Finding the Fourth Proportional to 49,545.95, 74,318.65 and 12,106.23

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Solution

The fourth proportional to 49,545.95, 74,318.65 and 12,106.23 is: 18,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,545.95 : 74,318.65 = 12,106.23 : x
  2. Step 2: Convert to fraction form
    49,545.95/74,318.65 = 12,106.23/x
  3. Step 3: Cross multiply
    49,545.95x = 74,318.65 × 12,106.23
  4. Step 4: Simplify right side
    49,545.95x = 899,718,238.07
  5. Step 5: Solve for x
    x = 899,718,238.07/49,545.95
  6. Step 6: Final answer
    x = 18,159.27

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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.