Home / 179,440.78-247,625.04-98,875.75

Finding the Fourth Proportional to 179,440.78, 247,625.04 and 98,875.75

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Solution

The fourth proportional to 179,440.78, 247,625.04 and 98,875.75 is: 136,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,440.78 : 247,625.04 = 98,875.75 : x
  2. Step 2: Convert to fraction form
    179,440.78/247,625.04 = 98,875.75/x
  3. Step 3: Cross multiply
    179,440.78x = 247,625.04 × 98,875.75
  4. Step 4: Simplify right side
    179,440.78x = 24,484,111,548.78
  5. Step 5: Solve for x
    x = 24,484,111,548.78/179,440.78
  6. Step 6: Final answer
    x = 136,446.75

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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.