Home / 53,420.15-73,718.53-29,546.32

Finding the Fourth Proportional to 53,420.15, 73,718.53 and 29,546.32

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Solution

The fourth proportional to 53,420.15, 73,718.53 and 29,546.32 is: 40,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420.15 : 73,718.53 = 29,546.32 : x
  2. Step 2: Convert to fraction form
    53,420.15/73,718.53 = 29,546.32/x
  3. Step 3: Cross multiply
    53,420.15x = 73,718.53 × 29,546.32
  4. Step 4: Simplify right side
    53,420.15x = 2,178,111,277.31
  5. Step 5: Solve for x
    x = 2,178,111,277.31/53,420.15
  6. Step 6: Final answer
    x = 40,773.22

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Double scale
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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.