Home / 147,016.48-202,851.44-86,565.04

Finding the Fourth Proportional to 147,016.48, 202,851.44 and 86,565.04

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Solution

The fourth proportional to 147,016.48, 202,851.44 and 86,565.04 is: 119,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,016.48 : 202,851.44 = 86,565.04 : x
  2. Step 2: Convert to fraction form
    147,016.48/202,851.44 = 86,565.04/x
  3. Step 3: Cross multiply
    147,016.48x = 202,851.44 × 86,565.04
  4. Step 4: Simplify right side
    147,016.48x = 17,559,843,017.66
  5. Step 5: Solve for x
    x = 17,559,843,017.66/147,016.48
  6. Step 6: Final answer
    x = 119,441.32

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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.