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Finding the Fourth Proportional to 93,744, 129,409.38 and 59,799.06

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Solution

The fourth proportional to 93,744, 129,409.38 and 59,799.06 is: 82,549.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,744 : 129,409.38 = 59,799.06 : x
  2. Step 2: Convert to fraction form
    93,744/129,409.38 = 59,799.06/x
  3. Step 3: Cross multiply
    93,744x = 129,409.38 × 59,799.06
  4. Step 4: Simplify right side
    93,744x = 7,738,559,279.18
  5. Step 5: Solve for x
    x = 7,738,559,279.18/93,744
  6. Step 6: Final answer
    x = 82,549.92

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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.