Home / 107,560.05-161,285.40-63,200.40

Finding the Fourth Proportional to 107,560.05, 161,285.40 and 63,200.40

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Solution

The fourth proportional to 107,560.05, 161,285.40 and 63,200.40 is: 94,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,560.05 : 161,285.40 = 63,200.40 : x
  2. Step 2: Convert to fraction form
    107,560.05/161,285.40 = 63,200.40/x
  3. Step 3: Cross multiply
    107,560.05x = 161,285.40 × 63,200.40
  4. Step 4: Simplify right side
    107,560.05x = 10,193,301,794.16
  5. Step 5: Solve for x
    x = 10,193,301,794.16/107,560.05
  6. Step 6: Final answer
    x = 94,768.47

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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.