Home / 179,000.84-247,012.71-98,431.76

Finding the Fourth Proportional to 179,000.84, 247,012.71 and 98,431.76

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Solution

The fourth proportional to 179,000.84, 247,012.71 and 98,431.76 is: 135,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,000.84 : 247,012.71 = 98,431.76 : x
  2. Step 2: Convert to fraction form
    179,000.84/247,012.71 = 98,431.76/x
  3. Step 3: Cross multiply
    179,000.84x = 247,012.71 × 98,431.76
  4. Step 4: Simplify right side
    179,000.84x = 24,313,896,036.08
  5. Step 5: Solve for x
    x = 24,313,896,036.08/179,000.84
  6. Step 6: Final answer
    x = 135,831.18

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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.