Home / 53,201.16-73,418.08-29,328.68

Finding the Fourth Proportional to 53,201.16, 73,418.08 and 29,328.68

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Solution

The fourth proportional to 53,201.16, 73,418.08 and 29,328.68 is: 40,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,201.16 : 73,418.08 = 29,328.68 : x
  2. Step 2: Convert to fraction form
    53,201.16/73,418.08 = 29,328.68/x
  3. Step 3: Cross multiply
    53,201.16x = 73,418.08 × 29,328.68
  4. Step 4: Simplify right side
    53,201.16x = 2,153,255,374.53
  5. Step 5: Solve for x
    x = 2,153,255,374.53/53,201.16
  6. Step 6: Final answer
    x = 40,473.84

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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.