Home / 88,233.58-121,762.24-47,947.25

Finding the Fourth Proportional to 88,233.58, 121,762.24 and 47,947.25

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Solution

The fourth proportional to 88,233.58, 121,762.24 and 47,947.25 is: 66,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,233.58 : 121,762.24 = 47,947.25 : x
  2. Step 2: Convert to fraction form
    88,233.58/121,762.24 = 47,947.25/x
  3. Step 3: Cross multiply
    88,233.58x = 121,762.24 × 47,947.25
  4. Step 4: Simplify right side
    88,233.58x = 5,838,164,561.84
  5. Step 5: Solve for x
    x = 5,838,164,561.84/88,233.58
  6. Step 6: Final answer
    x = 66,167.15

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1.5x scale

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.