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Finding the Fourth Proportional to 169,877.33, 234,430.86 and 93,397.73

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Solution

The fourth proportional to 169,877.33, 234,430.86 and 93,397.73 is: 128,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,877.33 : 234,430.86 = 93,397.73 : x
  2. Step 2: Convert to fraction form
    169,877.33/234,430.86 = 93,397.73/x
  3. Step 3: Cross multiply
    169,877.33x = 234,430.86 × 93,397.73
  4. Step 4: Simplify right side
    169,877.33x = 21,895,308,993.79
  5. Step 5: Solve for x
    x = 21,895,308,993.79/169,877.33
  6. Step 6: Final answer
    x = 128,888.94

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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.