Home / 88,328.64-121,862.40-50,082.48

Finding the Fourth Proportional to 88,328.64, 121,862.40 and 50,082.48

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Solution

The fourth proportional to 88,328.64, 121,862.40 and 50,082.48 is: 69,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,328.64 : 121,862.40 = 50,082.48 : x
  2. Step 2: Convert to fraction form
    88,328.64/121,862.40 = 50,082.48/x
  3. Step 3: Cross multiply
    88,328.64x = 121,862.40 × 50,082.48
  4. Step 4: Simplify right side
    88,328.64x = 6,103,171,210.75
  5. Step 5: Solve for x
    x = 6,103,171,210.75/88,328.64
  6. Step 6: Final answer
    x = 69,096.18

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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.