Home / 53,697.78-74,103.59-29,826.68

Finding the Fourth Proportional to 53,697.78, 74,103.59 and 29,826.68

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Solution

The fourth proportional to 53,697.78, 74,103.59 and 29,826.68 is: 41,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,697.78 : 74,103.59 = 29,826.68 : x
  2. Step 2: Convert to fraction form
    53,697.78/74,103.59 = 29,826.68/x
  3. Step 3: Cross multiply
    53,697.78x = 74,103.59 × 29,826.68
  4. Step 4: Simplify right side
    53,697.78x = 2,210,263,769.83
  5. Step 5: Solve for x
    x = 2,210,263,769.83/53,697.78
  6. Step 6: Final answer
    x = 41,161.18

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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.