Home / 179,706.95-247,994.89-99,139.49

Finding the Fourth Proportional to 179,706.95, 247,994.89 and 99,139.49

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Solution

The fourth proportional to 179,706.95, 247,994.89 and 99,139.49 is: 136,812.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,706.95 : 247,994.89 = 99,139.49 : x
  2. Step 2: Convert to fraction form
    179,706.95/247,994.89 = 99,139.49/x
  3. Step 3: Cross multiply
    179,706.95x = 247,994.89 × 99,139.49
  4. Step 4: Simplify right side
    179,706.95x = 24,586,085,429.38
  5. Step 5: Solve for x
    x = 24,586,085,429.38/179,706.95
  6. Step 6: Final answer
    x = 136,812.11

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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.