Home / 53,758.29-74,169.11-29,880.36

Finding the Fourth Proportional to 53,758.29, 74,169.11 and 29,880.36

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Solution

The fourth proportional to 53,758.29, 74,169.11 and 29,880.36 is: 41,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,758.29 : 74,169.11 = 29,880.36 : x
  2. Step 2: Convert to fraction form
    53,758.29/74,169.11 = 29,880.36/x
  3. Step 3: Cross multiply
    53,758.29x = 74,169.11 × 29,880.36
  4. Step 4: Simplify right side
    53,758.29x = 2,216,199,558.28
  5. Step 5: Solve for x
    x = 2,216,199,558.28/53,758.29
  6. Step 6: Final answer
    x = 41,225.26

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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.