Home / 89,258.76-133,684.02-57,999.24

Finding the Fourth Proportional to 89,258.76, 133,684.02 and 57,999.24

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Solution

The fourth proportional to 89,258.76, 133,684.02 and 57,999.24 is: 86,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,258.76 : 133,684.02 = 57,999.24 : x
  2. Step 2: Convert to fraction form
    89,258.76/133,684.02 = 57,999.24/x
  3. Step 3: Cross multiply
    89,258.76x = 133,684.02 × 57,999.24
  4. Step 4: Simplify right side
    89,258.76x = 7,753,571,560.14
  5. Step 5: Solve for x
    x = 7,753,571,560.14/89,258.76
  6. Step 6: Final answer
    x = 86,866.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.