Home / 179,931.40-269,888.90-59,979.92

Finding the Fourth Proportional to 179,931.40, 269,888.90 and 59,979.92

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Solution

The fourth proportional to 179,931.40, 269,888.90 and 59,979.92 is: 89,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,931.40 : 269,888.90 = 59,979.92 : x
  2. Step 2: Convert to fraction form
    179,931.40/269,888.90 = 59,979.92/x
  3. Step 3: Cross multiply
    179,931.40x = 269,888.90 × 59,979.92
  4. Step 4: Simplify right side
    179,931.40x = 16,187,912,981.54
  5. Step 5: Solve for x
    x = 16,187,912,981.54/179,931.40
  6. Step 6: Final answer
    x = 89,967.14

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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.