Home / 171,360.31-236,319.19-117,550.39

Finding the Fourth Proportional to 171,360.31, 236,319.19 and 117,550.39

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Solution

The fourth proportional to 171,360.31, 236,319.19 and 117,550.39 is: 162,111.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,360.31 : 236,319.19 = 117,550.39 : x
  2. Step 2: Convert to fraction form
    171,360.31/236,319.19 = 117,550.39/x
  3. Step 3: Cross multiply
    171,360.31x = 236,319.19 × 117,550.39
  4. Step 4: Simplify right side
    171,360.31x = 27,779,412,948.98
  5. Step 5: Solve for x
    x = 27,779,412,948.98/171,360.31
  6. Step 6: Final answer
    x = 162,111.13

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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.