Home / 54,035.52-74,584.85-31,384.69

Finding the Fourth Proportional to 54,035.52, 74,584.85 and 31,384.69

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Solution

The fourth proportional to 54,035.52, 74,584.85 and 31,384.69 is: 43,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,035.52 : 74,584.85 = 31,384.69 : x
  2. Step 2: Convert to fraction form
    54,035.52/74,584.85 = 31,384.69/x
  3. Step 3: Cross multiply
    54,035.52x = 74,584.85 × 31,384.69
  4. Step 4: Simplify right side
    54,035.52x = 2,340,822,395.95
  5. Step 5: Solve for x
    x = 2,340,822,395.95/54,035.52
  6. Step 6: Final answer
    x = 43,320.07

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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.