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Finding the Fourth Proportional to 169,155.84, 233,424.96 and 93,698.88

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Solution

The fourth proportional to 169,155.84, 233,424.96 and 93,698.88 is: 129,298.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,155.84 : 233,424.96 = 93,698.88 : x
  2. Step 2: Convert to fraction form
    169,155.84/233,424.96 = 93,698.88/x
  3. Step 3: Cross multiply
    169,155.84x = 233,424.96 × 93,698.88
  4. Step 4: Simplify right side
    169,155.84x = 21,871,657,316.04
  5. Step 5: Solve for x
    x = 21,871,657,316.04/169,155.84
  6. Step 6: Final answer
    x = 129,298.86

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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.