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Finding the Fourth Proportional to 169,091.63, 233,346.51 and 93,640.13

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Solution

The fourth proportional to 169,091.63, 233,346.51 and 93,640.13 is: 129,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,091.63 : 233,346.51 = 93,640.13 : x
  2. Step 2: Convert to fraction form
    169,091.63/233,346.51 = 93,640.13/x
  3. Step 3: Cross multiply
    169,091.63x = 233,346.51 × 93,640.13
  4. Step 4: Simplify right side
    169,091.63x = 21,850,596,364.71
  5. Step 5: Solve for x
    x = 21,850,596,364.71/169,091.63
  6. Step 6: Final answer
    x = 129,223.41

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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.