Home / 88,257.01-121,795.49-47,970.87

Finding the Fourth Proportional to 88,257.01, 121,795.49 and 47,970.87

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Solution

The fourth proportional to 88,257.01, 121,795.49 and 47,970.87 is: 66,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,257.01 : 121,795.49 = 47,970.87 : x
  2. Step 2: Convert to fraction form
    88,257.01/121,795.49 = 47,970.87/x
  3. Step 3: Cross multiply
    88,257.01x = 121,795.49 × 47,970.87
  4. Step 4: Simplify right side
    88,257.01x = 5,842,635,617.38
  5. Step 5: Solve for x
    x = 5,842,635,617.38/88,257.01
  6. Step 6: Final answer
    x = 66,200.24

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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.