Home / 88,708.38-122,422.55-50,985.06

Finding the Fourth Proportional to 88,708.38, 122,422.55 and 50,985.06

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Solution

The fourth proportional to 88,708.38, 122,422.55 and 50,985.06 is: 70,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,708.38 : 122,422.55 = 50,985.06 : x
  2. Step 2: Convert to fraction form
    88,708.38/122,422.55 = 50,985.06/x
  3. Step 3: Cross multiply
    88,708.38x = 122,422.55 × 50,985.06
  4. Step 4: Simplify right side
    88,708.38x = 6,241,721,057.10
  5. Step 5: Solve for x
    x = 6,241,721,057.10/88,708.38
  6. Step 6: Final answer
    x = 70,362.25

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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.