Home / 58,712.19-88,075.15-18,717.23

Finding the Fourth Proportional to 58,712.19, 88,075.15 and 18,717.23

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Solution

The fourth proportional to 58,712.19, 88,075.15 and 18,717.23 is: 28,078.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,712.19 : 88,075.15 = 18,717.23 : x
  2. Step 2: Convert to fraction form
    58,712.19/88,075.15 = 18,717.23/x
  3. Step 3: Cross multiply
    58,712.19x = 88,075.15 × 18,717.23
  4. Step 4: Simplify right side
    58,712.19x = 1,648,522,517.81
  5. Step 5: Solve for x
    x = 1,648,522,517.81/58,712.19
  6. Step 6: Final answer
    x = 28,078.03

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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.