Home / 71,065.02-98,069.07-39,233.22

Finding the Fourth Proportional to 71,065.02, 98,069.07 and 39,233.22

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Solution

The fourth proportional to 71,065.02, 98,069.07 and 39,233.22 is: 54,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,065.02 : 98,069.07 = 39,233.22 : x
  2. Step 2: Convert to fraction form
    71,065.02/98,069.07 = 39,233.22/x
  3. Step 3: Cross multiply
    71,065.02x = 98,069.07 × 39,233.22
  4. Step 4: Simplify right side
    71,065.02x = 3,847,565,398.51
  5. Step 5: Solve for x
    x = 3,847,565,398.51/71,065.02
  6. Step 6: Final answer
    x = 54,141.48

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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.