Home / 53,398.10-73,684.18-29,521.51

Finding the Fourth Proportional to 53,398.10, 73,684.18 and 29,521.51

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Solution

The fourth proportional to 53,398.10, 73,684.18 and 29,521.51 is: 40,736.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,398.10 : 73,684.18 = 29,521.51 : x
  2. Step 2: Convert to fraction form
    53,398.10/73,684.18 = 29,521.51/x
  3. Step 3: Cross multiply
    53,398.10x = 73,684.18 × 29,521.51
  4. Step 4: Simplify right side
    53,398.10x = 2,175,268,256.71
  5. Step 5: Solve for x
    x = 2,175,268,256.71/53,398.10
  6. Step 6: Final answer
    x = 40,736.81

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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.