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Finding the Fourth Proportional to 193,009.36, 289,541.52 and 59,901.12

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Solution

The fourth proportional to 193,009.36, 289,541.52 and 59,901.12 is: 89,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,009.36 : 289,541.52 = 59,901.12 : x
  2. Step 2: Convert to fraction form
    193,009.36/289,541.52 = 59,901.12/x
  3. Step 3: Cross multiply
    193,009.36x = 289,541.52 × 59,901.12
  4. Step 4: Simplify right side
    193,009.36x = 17,343,861,334.50
  5. Step 5: Solve for x
    x = 17,343,861,334.50/193,009.36
  6. Step 6: Final answer
    x = 89,860.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.