Home / 53,703.36-74,119.50-29,837.70

Finding the Fourth Proportional to 53,703.36, 74,119.50 and 29,837.70

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Solution

The fourth proportional to 53,703.36, 74,119.50 and 29,837.70 is: 41,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703.36 : 74,119.50 = 29,837.70 : x
  2. Step 2: Convert to fraction form
    53,703.36/74,119.50 = 29,837.70/x
  3. Step 3: Cross multiply
    53,703.36x = 74,119.50 × 29,837.70
  4. Step 4: Simplify right side
    53,703.36x = 2,211,555,405.15
  5. Step 5: Solve for x
    x = 2,211,555,405.15/53,703.36
  6. Step 6: Final answer
    x = 41,180.95

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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.