Home / 53,826.48-74,033.28-43,192.80

Finding the Fourth Proportional to 53,826.48, 74,033.28 and 43,192.80

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Solution

The fourth proportional to 53,826.48, 74,033.28 and 43,192.80 is: 59,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,826.48 : 74,033.28 = 43,192.80 : x
  2. Step 2: Convert to fraction form
    53,826.48/74,033.28 = 43,192.80/x
  3. Step 3: Cross multiply
    53,826.48x = 74,033.28 × 43,192.80
  4. Step 4: Simplify right side
    53,826.48x = 3,197,704,656.38
  5. Step 5: Solve for x
    x = 3,197,704,656.38/53,826.48
  6. Step 6: Final answer
    x = 59,407.65

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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.