Home / 169,142.48-233,416.92-93,689.36

Finding the Fourth Proportional to 169,142.48, 233,416.92 and 93,689.36

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Solution

The fourth proportional to 169,142.48, 233,416.92 and 93,689.36 is: 129,291.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,142.48 : 233,416.92 = 93,689.36 : x
  2. Step 2: Convert to fraction form
    169,142.48/233,416.92 = 93,689.36/x
  3. Step 3: Cross multiply
    169,142.48x = 233,416.92 × 93,689.36
  4. Step 4: Simplify right side
    169,142.48x = 21,868,681,847.97
  5. Step 5: Solve for x
    x = 21,868,681,847.97/169,142.48
  6. Step 6: Final answer
    x = 129,291.48

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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.