Home / 61,823.10-85,251.78-52,900.14

Finding the Fourth Proportional to 61,823.10, 85,251.78 and 52,900.14

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Solution

The fourth proportional to 61,823.10, 85,251.78 and 52,900.14 is: 72,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,823.10 : 85,251.78 = 52,900.14 : x
  2. Step 2: Convert to fraction form
    61,823.10/85,251.78 = 52,900.14/x
  3. Step 3: Cross multiply
    61,823.10x = 85,251.78 × 52,900.14
  4. Step 4: Simplify right side
    61,823.10x = 4,509,831,097.25
  5. Step 5: Solve for x
    x = 4,509,831,097.25/61,823.10
  6. Step 6: Final answer
    x = 72,947.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.