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Finding the Fourth Proportional to 161,373.48, 222,679.81 and 93,376.92

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Solution

The fourth proportional to 161,373.48, 222,679.81 and 93,376.92 is: 128,851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,373.48 : 222,679.81 = 93,376.92 : x
  2. Step 2: Convert to fraction form
    161,373.48/222,679.81 = 93,376.92/x
  3. Step 3: Cross multiply
    161,373.48x = 222,679.81 × 93,376.92
  4. Step 4: Simplify right side
    161,373.48x = 20,793,154,803.99
  5. Step 5: Solve for x
    x = 20,793,154,803.99/161,373.48
  6. Step 6: Final answer
    x = 128,851.13

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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.