Home / 50,838.10-70,155.52-28,176.93

Finding the Fourth Proportional to 50,838.10, 70,155.52 and 28,176.93

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Solution

The fourth proportional to 50,838.10, 70,155.52 and 28,176.93 is: 38,883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,838.10 : 70,155.52 = 28,176.93 : x
  2. Step 2: Convert to fraction form
    50,838.10/70,155.52 = 28,176.93/x
  3. Step 3: Cross multiply
    50,838.10x = 70,155.52 × 28,176.93
  4. Step 4: Simplify right side
    50,838.10x = 1,976,767,105.71
  5. Step 5: Solve for x
    x = 1,976,767,105.71/50,838.10
  6. Step 6: Final answer
    x = 38,883.58

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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.