Home / 88,258.08-121,796.16-50,532.56

Finding the Fourth Proportional to 88,258.08, 121,796.16 and 50,532.56

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Solution

The fourth proportional to 88,258.08, 121,796.16 and 50,532.56 is: 69,734.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,258.08 : 121,796.16 = 50,532.56 : x
  2. Step 2: Convert to fraction form
    88,258.08/121,796.16 = 50,532.56/x
  3. Step 3: Cross multiply
    88,258.08x = 121,796.16 × 50,532.56
  4. Step 4: Simplify right side
    88,258.08x = 6,154,671,762.97
  5. Step 5: Solve for x
    x = 6,154,671,762.97/88,258.08
  6. Step 6: Final answer
    x = 69,734.94

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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.