Home / 153,116.73-229,681.58-74,297.25

Finding the Fourth Proportional to 153,116.73, 229,681.58 and 74,297.25

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Solution

The fourth proportional to 153,116.73, 229,681.58 and 74,297.25 is: 111,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,116.73 : 229,681.58 = 74,297.25 : x
  2. Step 2: Convert to fraction form
    153,116.73/229,681.58 = 74,297.25/x
  3. Step 3: Cross multiply
    153,116.73x = 229,681.58 × 74,297.25
  4. Step 4: Simplify right side
    153,116.73x = 17,064,709,398.17
  5. Step 5: Solve for x
    x = 17,064,709,398.17/153,116.73
  6. Step 6: Final answer
    x = 111,449.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.