Home / 215,386.01-297,227.76-134,857.93

Finding the Fourth Proportional to 215,386.01, 297,227.76 and 134,857.93

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Solution

The fourth proportional to 215,386.01, 297,227.76 and 134,857.93 is: 186,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,386.01 : 297,227.76 = 134,857.93 : x
  2. Step 2: Convert to fraction form
    215,386.01/297,227.76 = 134,857.93/x
  3. Step 3: Cross multiply
    215,386.01x = 297,227.76 × 134,857.93
  4. Step 4: Simplify right side
    215,386.01x = 40,083,520,452.14
  5. Step 5: Solve for x
    x = 40,083,520,452.14/215,386.01
  6. Step 6: Final answer
    x = 186,100.86

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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.