Home / 88,237.56-121,706.25-58,013.22

Finding the Fourth Proportional to 88,237.56, 121,706.25 and 58,013.22

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Solution

The fourth proportional to 88,237.56, 121,706.25 and 58,013.22 is: 80,017.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,237.56 : 121,706.25 = 58,013.22 : x
  2. Step 2: Convert to fraction form
    88,237.56/121,706.25 = 58,013.22/x
  3. Step 3: Cross multiply
    88,237.56x = 121,706.25 × 58,013.22
  4. Step 4: Simplify right side
    88,237.56x = 7,060,571,456.63
  5. Step 5: Solve for x
    x = 7,060,571,456.63/88,237.56
  6. Step 6: Final answer
    x = 80,017.75

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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.