Home / 154,208.83-212,726.10-93,797.95

Finding the Fourth Proportional to 154,208.83, 212,726.10 and 93,797.95

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Solution

The fourth proportional to 154,208.83, 212,726.10 and 93,797.95 is: 129,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,208.83 : 212,726.10 = 93,797.95 : x
  2. Step 2: Convert to fraction form
    154,208.83/212,726.10 = 93,797.95/x
  3. Step 3: Cross multiply
    154,208.83x = 212,726.10 × 93,797.95
  4. Step 4: Simplify right side
    154,208.83x = 19,953,272,091.50
  5. Step 5: Solve for x
    x = 19,953,272,091.50/154,208.83
  6. Step 6: Final answer
    x = 129,391.24

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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.