Home / 153,254.81-229,872.86-57,173.52

Finding the Fourth Proportional to 153,254.81, 229,872.86 and 57,173.52

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Solution

The fourth proportional to 153,254.81, 229,872.86 and 57,173.52 is: 85,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,254.81 : 229,872.86 = 57,173.52 : x
  2. Step 2: Convert to fraction form
    153,254.81/229,872.86 = 57,173.52/x
  3. Step 3: Cross multiply
    153,254.81x = 229,872.86 × 57,173.52
  4. Step 4: Simplify right side
    153,254.81x = 13,142,640,863.51
  5. Step 5: Solve for x
    x = 13,142,640,863.51/153,254.81
  6. Step 6: Final answer
    x = 85,756.79

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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.