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Finding the Fourth Proportional to 169,520.76, 233,953.01 and 93,052.81

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Solution

The fourth proportional to 169,520.76, 233,953.01 and 93,052.81 is: 128,420.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,520.76 : 233,953.01 = 93,052.81 : x
  2. Step 2: Convert to fraction form
    169,520.76/233,953.01 = 93,052.81/x
  3. Step 3: Cross multiply
    169,520.76x = 233,953.01 × 93,052.81
  4. Step 4: Simplify right side
    169,520.76x = 21,769,984,988.46
  5. Step 5: Solve for x
    x = 21,769,984,988.46/169,520.76
  6. Step 6: Final answer
    x = 128,420.76

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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.