Home / 63,569.80-87,721.46-36,700.04

Finding the Fourth Proportional to 63,569.80, 87,721.46 and 36,700.04

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Solution

The fourth proportional to 63,569.80, 87,721.46 and 36,700.04 is: 50,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,569.80 : 87,721.46 = 36,700.04 : x
  2. Step 2: Convert to fraction form
    63,569.80/87,721.46 = 36,700.04/x
  3. Step 3: Cross multiply
    63,569.80x = 87,721.46 × 36,700.04
  4. Step 4: Simplify right side
    63,569.80x = 3,219,381,090.86
  5. Step 5: Solve for x
    x = 3,219,381,090.86/63,569.80
  6. Step 6: Final answer
    x = 50,643.25

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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.