Home / 153,412.23-230,116.53-39,559.44

Finding the Fourth Proportional to 153,412.23, 230,116.53 and 39,559.44

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Solution

The fourth proportional to 153,412.23, 230,116.53 and 39,559.44 is: 59,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,412.23 : 230,116.53 = 39,559.44 : x
  2. Step 2: Convert to fraction form
    153,412.23/230,116.53 = 39,559.44/x
  3. Step 3: Cross multiply
    153,412.23x = 230,116.53 × 39,559.44
  4. Step 4: Simplify right side
    153,412.23x = 9,103,281,061.54
  5. Step 5: Solve for x
    x = 9,103,281,061.54/153,412.23
  6. Step 6: Final answer
    x = 59,338.69

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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.