Home / 50,834.26-70,156.18-28,178.16

Finding the Fourth Proportional to 50,834.26, 70,156.18 and 28,178.16

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Solution

The fourth proportional to 50,834.26, 70,156.18 and 28,178.16 is: 38,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,834.26 : 70,156.18 = 28,178.16 : x
  2. Step 2: Convert to fraction form
    50,834.26/70,156.18 = 28,178.16/x
  3. Step 3: Cross multiply
    50,834.26x = 70,156.18 × 28,178.16
  4. Step 4: Simplify right side
    50,834.26x = 1,976,872,065.03
  5. Step 5: Solve for x
    x = 1,976,872,065.03/50,834.26
  6. Step 6: Final answer
    x = 38,888.58

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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.