Home / 133,240.16-199,123.41-119,363.64

Finding the Fourth Proportional to 133,240.16, 199,123.41 and 119,363.64

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Solution

The fourth proportional to 133,240.16, 199,123.41 and 119,363.64 is: 178,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,240.16 : 199,123.41 = 119,363.64 : x
  2. Step 2: Convert to fraction form
    133,240.16/199,123.41 = 119,363.64/x
  3. Step 3: Cross multiply
    133,240.16x = 199,123.41 × 119,363.64
  4. Step 4: Simplify right side
    133,240.16x = 23,768,095,026.81
  5. Step 5: Solve for x
    x = 23,768,095,026.81/133,240.16
  6. Step 6: Final answer
    x = 178,385.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.