Home / 153,134.64-229,683.68-40,823.28

Finding the Fourth Proportional to 153,134.64, 229,683.68 and 40,823.28

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Solution

The fourth proportional to 153,134.64, 229,683.68 and 40,823.28 is: 61,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,134.64 : 229,683.68 = 40,823.28 : x
  2. Step 2: Convert to fraction form
    153,134.64/229,683.68 = 40,823.28/x
  3. Step 3: Cross multiply
    153,134.64x = 229,683.68 × 40,823.28
  4. Step 4: Simplify right side
    153,134.64x = 9,376,441,180.07
  5. Step 5: Solve for x
    x = 9,376,441,180.07/153,134.64
  6. Step 6: Final answer
    x = 61,230.05

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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.