Home / 54,830.52-75,667.57-30,957.39

Finding the Fourth Proportional to 54,830.52, 75,667.57 and 30,957.39

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Solution

The fourth proportional to 54,830.52, 75,667.57 and 30,957.39 is: 42,722.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830.52 : 75,667.57 = 30,957.39 : x
  2. Step 2: Convert to fraction form
    54,830.52/75,667.57 = 30,957.39/x
  3. Step 3: Cross multiply
    54,830.52x = 75,667.57 × 30,957.39
  4. Step 4: Simplify right side
    54,830.52x = 2,342,470,397.45
  5. Step 5: Solve for x
    x = 2,342,470,397.45/54,830.52
  6. Step 6: Final answer
    x = 42,722.02

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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.