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Finding the Fourth Proportional to 159,547.86, 239,366.14 and 69,598.44

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Solution

The fourth proportional to 159,547.86, 239,366.14 and 69,598.44 is: 104,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,547.86 : 239,366.14 = 69,598.44 : x
  2. Step 2: Convert to fraction form
    159,547.86/239,366.14 = 69,598.44/x
  3. Step 3: Cross multiply
    159,547.86x = 239,366.14 × 69,598.44
  4. Step 4: Simplify right side
    159,547.86x = 16,659,509,758.83
  5. Step 5: Solve for x
    x = 16,659,509,758.83/159,547.86
  6. Step 6: Final answer
    x = 104,417.01

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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.