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Finding the Fourth Proportional to 101,157.92, 151,688.16 and 59,050.40

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Solution

The fourth proportional to 101,157.92, 151,688.16 and 59,050.40 is: 88,547.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,157.92 : 151,688.16 = 59,050.40 : x
  2. Step 2: Convert to fraction form
    101,157.92/151,688.16 = 59,050.40/x
  3. Step 3: Cross multiply
    101,157.92x = 151,688.16 × 59,050.40
  4. Step 4: Simplify right side
    101,157.92x = 8,957,246,523.26
  5. Step 5: Solve for x
    x = 8,957,246,523.26/101,157.92
  6. Step 6: Final answer
    x = 88,547.16

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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.