Home / 136,045.05-203,038.78-132,502.11

Finding the Fourth Proportional to 136,045.05, 203,038.78 and 132,502.11

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Solution

The fourth proportional to 136,045.05, 203,038.78 and 132,502.11 is: 197,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,045.05 : 203,038.78 = 132,502.11 : x
  2. Step 2: Convert to fraction form
    136,045.05/203,038.78 = 132,502.11/x
  3. Step 3: Cross multiply
    136,045.05x = 203,038.78 × 132,502.11
  4. Step 4: Simplify right side
    136,045.05x = 26,903,066,761.83
  5. Step 5: Solve for x
    x = 26,903,066,761.83/136,045.05
  6. Step 6: Final answer
    x = 197,751.16

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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.