Home / 176,363.04-243,376.20-100,906.68

Finding the Fourth Proportional to 176,363.04, 243,376.20 and 100,906.68

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Solution

The fourth proportional to 176,363.04, 243,376.20 and 100,906.68 is: 139,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,363.04 : 243,376.20 = 100,906.68 : x
  2. Step 2: Convert to fraction form
    176,363.04/243,376.20 = 100,906.68/x
  3. Step 3: Cross multiply
    176,363.04x = 243,376.20 × 100,906.68
  4. Step 4: Simplify right side
    176,363.04x = 24,558,284,333.02
  5. Step 5: Solve for x
    x = 24,558,284,333.02/176,363.04
  6. Step 6: Final answer
    x = 139,248.47

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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.