Home / 88,300.56-121,854.90-48,014.28

Finding the Fourth Proportional to 88,300.56, 121,854.90 and 48,014.28

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Solution

The fourth proportional to 88,300.56, 121,854.90 and 48,014.28 is: 66,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,300.56 : 121,854.90 = 48,014.28 : x
  2. Step 2: Convert to fraction form
    88,300.56/121,854.90 = 48,014.28/x
  3. Step 3: Cross multiply
    88,300.56x = 121,854.90 × 48,014.28
  4. Step 4: Simplify right side
    88,300.56x = 5,850,775,287.97
  5. Step 5: Solve for x
    x = 5,850,775,287.97/88,300.56
  6. Step 6: Final answer
    x = 66,259.78

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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.