Home / 179,298.40-247,428.44-98,724.16

Finding the Fourth Proportional to 179,298.40, 247,428.44 and 98,724.16

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Solution

The fourth proportional to 179,298.40, 247,428.44 and 98,724.16 is: 136,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,298.40 : 247,428.44 = 98,724.16 : x
  2. Step 2: Convert to fraction form
    179,298.40/247,428.44 = 98,724.16/x
  3. Step 3: Cross multiply
    179,298.40x = 247,428.44 × 98,724.16
  4. Step 4: Simplify right side
    179,298.40x = 24,427,164,899.11
  5. Step 5: Solve for x
    x = 24,427,164,899.11/179,298.40
  6. Step 6: Final answer
    x = 136,237.50

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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.