Home / 176,366.04-243,380.34-100,909.68

Finding the Fourth Proportional to 176,366.04, 243,380.34 and 100,909.68

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Solution

The fourth proportional to 176,366.04, 243,380.34 and 100,909.68 is: 139,252.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,366.04 : 243,380.34 = 100,909.68 : x
  2. Step 2: Convert to fraction form
    176,366.04/243,380.34 = 100,909.68/x
  3. Step 3: Cross multiply
    176,366.04x = 243,380.34 × 100,909.68
  4. Step 4: Simplify right side
    176,366.04x = 24,559,432,227.69
  5. Step 5: Solve for x
    x = 24,559,432,227.69/176,366.04
  6. Step 6: Final answer
    x = 139,252.61

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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.