Home / 153,376.13-230,076.50-53,534.12

Finding the Fourth Proportional to 153,376.13, 230,076.50 and 53,534.12

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Solution

The fourth proportional to 153,376.13, 230,076.50 and 53,534.12 is: 80,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,376.13 : 230,076.50 = 53,534.12 : x
  2. Step 2: Convert to fraction form
    153,376.13/230,076.50 = 53,534.12/x
  3. Step 3: Cross multiply
    153,376.13x = 230,076.50 × 53,534.12
  4. Step 4: Simplify right side
    153,376.13x = 12,316,941,843.26
  5. Step 5: Solve for x
    x = 12,316,941,843.26/153,376.13
  6. Step 6: Final answer
    x = 80,305.47

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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.