Home / 247,438.04-371,032.50-120,888.65

Finding the Fourth Proportional to 247,438.04, 371,032.50 and 120,888.65

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Solution

The fourth proportional to 247,438.04, 371,032.50 and 120,888.65 is: 181,272.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,438.04 : 371,032.50 = 120,888.65 : x
  2. Step 2: Convert to fraction form
    247,438.04/371,032.50 = 120,888.65/x
  3. Step 3: Cross multiply
    247,438.04x = 371,032.50 × 120,888.65
  4. Step 4: Simplify right side
    247,438.04x = 44,853,618,732.04
  5. Step 5: Solve for x
    x = 44,853,618,732.04/247,438.04
  6. Step 6: Final answer
    x = 181,272.12

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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.