Home / 101,962.32-140,724.72-58,943.22

Finding the Fourth Proportional to 101,962.32, 140,724.72 and 58,943.22

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Solution

The fourth proportional to 101,962.32, 140,724.72 and 58,943.22 is: 81,351.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,962.32 : 140,724.72 = 58,943.22 : x
  2. Step 2: Convert to fraction form
    101,962.32/140,724.72 = 58,943.22/x
  3. Step 3: Cross multiply
    101,962.32x = 140,724.72 × 58,943.22
  4. Step 4: Simplify right side
    101,962.32x = 8,294,768,130.40
  5. Step 5: Solve for x
    x = 8,294,768,130.40/101,962.32
  6. Step 6: Final answer
    x = 81,351.31

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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.