Home / 164,421.06-226,876.65-99,856.62

Finding the Fourth Proportional to 164,421.06, 226,876.65 and 99,856.62

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Solution

The fourth proportional to 164,421.06, 226,876.65 and 99,856.62 is: 137,787.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,421.06 : 226,876.65 = 99,856.62 : x
  2. Step 2: Convert to fraction form
    164,421.06/226,876.65 = 99,856.62/x
  3. Step 3: Cross multiply
    164,421.06x = 226,876.65 × 99,856.62
  4. Step 4: Simplify right side
    164,421.06x = 22,655,135,425.92
  5. Step 5: Solve for x
    x = 22,655,135,425.92/164,421.06
  6. Step 6: Final answer
    x = 137,787.31

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1.5x scale

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.