Home / 176,280.35-243,269.73-99,797.45

Finding the Fourth Proportional to 176,280.35, 243,269.73 and 99,797.45

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Solution

The fourth proportional to 176,280.35, 243,269.73 and 99,797.45 is: 137,722.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,280.35 : 243,269.73 = 99,797.45 : x
  2. Step 2: Convert to fraction form
    176,280.35/243,269.73 = 99,797.45/x
  3. Step 3: Cross multiply
    176,280.35x = 243,269.73 × 99,797.45
  4. Step 4: Simplify right side
    176,280.35x = 24,277,697,499.84
  5. Step 5: Solve for x
    x = 24,277,697,499.84/176,280.35
  6. Step 6: Final answer
    x = 137,722.09

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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.