Home / 158,084.12-237,078.32-83,162.95

Finding the Fourth Proportional to 158,084.12, 237,078.32 and 83,162.95

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Solution

The fourth proportional to 158,084.12, 237,078.32 and 83,162.95 is: 124,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,084.12 : 237,078.32 = 83,162.95 : x
  2. Step 2: Convert to fraction form
    158,084.12/237,078.32 = 83,162.95/x
  3. Step 3: Cross multiply
    158,084.12x = 237,078.32 × 83,162.95
  4. Step 4: Simplify right side
    158,084.12x = 19,716,132,087.46
  5. Step 5: Solve for x
    x = 19,716,132,087.46/158,084.12
  6. Step 6: Final answer
    x = 124,719.24

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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.