Home / 154,035.16-212,582.82-93,591.88

Finding the Fourth Proportional to 154,035.16, 212,582.82 and 93,591.88

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Solution

The fourth proportional to 154,035.16, 212,582.82 and 93,591.88 is: 129,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,035.16 : 212,582.82 = 93,591.88 : x
  2. Step 2: Convert to fraction form
    154,035.16/212,582.82 = 93,591.88/x
  3. Step 3: Cross multiply
    154,035.16x = 212,582.82 × 93,591.88
  4. Step 4: Simplify right side
    154,035.16x = 19,896,025,779.50
  5. Step 5: Solve for x
    x = 19,896,025,779.50/154,035.16
  6. Step 6: Final answer
    x = 129,165.48

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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.