Home / 52,987.11-73,122.53-29,113.17

Finding the Fourth Proportional to 52,987.11, 73,122.53 and 29,113.17

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Solution

The fourth proportional to 52,987.11, 73,122.53 and 29,113.17 is: 40,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.11 : 73,122.53 = 29,113.17 : x
  2. Step 2: Convert to fraction form
    52,987.11/73,122.53 = 29,113.17/x
  3. Step 3: Cross multiply
    52,987.11x = 73,122.53 × 29,113.17
  4. Step 4: Simplify right side
    52,987.11x = 2,128,828,501.15
  5. Step 5: Solve for x
    x = 2,128,828,501.15/52,987.11
  6. Step 6: Final answer
    x = 40,176.35

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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.