Home / 59,987.03-89,881.81-20,522.57

Finding the Fourth Proportional to 59,987.03, 89,881.81 and 20,522.57

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Solution

The fourth proportional to 59,987.03, 89,881.81 and 20,522.57 is: 30,750.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,987.03 : 89,881.81 = 20,522.57 : x
  2. Step 2: Convert to fraction form
    59,987.03/89,881.81 = 20,522.57/x
  3. Step 3: Cross multiply
    59,987.03x = 89,881.81 × 20,522.57
  4. Step 4: Simplify right side
    59,987.03x = 1,844,605,737.45
  5. Step 5: Solve for x
    x = 1,844,605,737.45/59,987.03
  6. Step 6: Final answer
    x = 30,750.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.