Home / 157,641.74-236,556.04-147,667.43

Finding the Fourth Proportional to 157,641.74, 236,556.04 and 147,667.43

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Solution

The fourth proportional to 157,641.74, 236,556.04 and 147,667.43 is: 221,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,641.74 : 236,556.04 = 147,667.43 : x
  2. Step 2: Convert to fraction form
    157,641.74/236,556.04 = 147,667.43/x
  3. Step 3: Cross multiply
    157,641.74x = 236,556.04 × 147,667.43
  4. Step 4: Simplify right side
    157,641.74x = 34,931,622,477.78
  5. Step 5: Solve for x
    x = 34,931,622,477.78/157,641.74
  6. Step 6: Final answer
    x = 221,588.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.