Home / 88,856.56-122,602.29-51,130.81

Finding the Fourth Proportional to 88,856.56, 122,602.29 and 51,130.81

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Solution

The fourth proportional to 88,856.56, 122,602.29 and 51,130.81 is: 70,549.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,856.56 : 122,602.29 = 51,130.81 : x
  2. Step 2: Convert to fraction form
    88,856.56/122,602.29 = 51,130.81/x
  3. Step 3: Cross multiply
    88,856.56x = 122,602.29 × 51,130.81
  4. Step 4: Simplify right side
    88,856.56x = 6,268,753,782.54
  5. Step 5: Solve for x
    x = 6,268,753,782.54/88,856.56
  6. Step 6: Final answer
    x = 70,549.14

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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.