Home / 124,975.15-187,482.23-40,715.73

Finding the Fourth Proportional to 124,975.15, 187,482.23 and 40,715.73

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Solution

The fourth proportional to 124,975.15, 187,482.23 and 40,715.73 is: 61,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,975.15 : 187,482.23 = 40,715.73 : x
  2. Step 2: Convert to fraction form
    124,975.15/187,482.23 = 40,715.73/x
  3. Step 3: Cross multiply
    124,975.15x = 187,482.23 × 40,715.73
  4. Step 4: Simplify right side
    124,975.15x = 7,633,476,115.17
  5. Step 5: Solve for x
    x = 7,633,476,115.17/124,975.15
  6. Step 6: Final answer
    x = 61,079.95

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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.