Home / 161,864.58-223,389.45-93,902.34

Finding the Fourth Proportional to 161,864.58, 223,389.45 and 93,902.34

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Solution

The fourth proportional to 161,864.58, 223,389.45 and 93,902.34 is: 129,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,864.58 : 223,389.45 = 93,902.34 : x
  2. Step 2: Convert to fraction form
    161,864.58/223,389.45 = 93,902.34/x
  3. Step 3: Cross multiply
    161,864.58x = 223,389.45 × 93,902.34
  4. Step 4: Simplify right side
    161,864.58x = 20,976,792,086.31
  5. Step 5: Solve for x
    x = 20,976,792,086.31/161,864.58
  6. Step 6: Final answer
    x = 129,594.70

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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.