Home / 53,214.45-73,436.24-29,340.70

Finding the Fourth Proportional to 53,214.45, 73,436.24 and 29,340.70

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Solution

The fourth proportional to 53,214.45, 73,436.24 and 29,340.70 is: 40,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,214.45 : 73,436.24 = 29,340.70 : x
  2. Step 2: Convert to fraction form
    53,214.45/73,436.24 = 29,340.70/x
  3. Step 3: Cross multiply
    53,214.45x = 73,436.24 × 29,340.70
  4. Step 4: Simplify right side
    53,214.45x = 2,154,670,686.97
  5. Step 5: Solve for x
    x = 2,154,670,686.97/53,214.45
  6. Step 6: Final answer
    x = 40,490.33

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Double scale
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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.