Home / 86,203.32-129,307.14-23,874.36

Finding the Fourth Proportional to 86,203.32, 129,307.14 and 23,874.36

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Solution

The fourth proportional to 86,203.32, 129,307.14 and 23,874.36 is: 35,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,203.32 : 129,307.14 = 23,874.36 : x
  2. Step 2: Convert to fraction form
    86,203.32/129,307.14 = 23,874.36/x
  3. Step 3: Cross multiply
    86,203.32x = 129,307.14 × 23,874.36
  4. Step 4: Simplify right side
    86,203.32x = 3,087,125,210.93
  5. Step 5: Solve for x
    x = 3,087,125,210.93/86,203.32
  6. Step 6: Final answer
    x = 35,812.14

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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.