Home / 385,016.93-577,521.72-104,534.18

Finding the Fourth Proportional to 385,016.93, 577,521.72 and 104,534.18

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Solution

The fourth proportional to 385,016.93, 577,521.72 and 104,534.18 is: 156,800.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,016.93 : 577,521.72 = 104,534.18 : x
  2. Step 2: Convert to fraction form
    385,016.93/577,521.72 = 104,534.18/x
  3. Step 3: Cross multiply
    385,016.93x = 577,521.72 × 104,534.18
  4. Step 4: Simplify right side
    385,016.93x = 60,370,759,432.39
  5. Step 5: Solve for x
    x = 60,370,759,432.39/385,016.93
  6. Step 6: Final answer
    x = 156,800.27

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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.