Home / 153,784.76-230,732.53-53,960.51

Finding the Fourth Proportional to 153,784.76, 230,732.53 and 53,960.51

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Solution

The fourth proportional to 153,784.76, 230,732.53 and 53,960.51 is: 80,960.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,784.76 : 230,732.53 = 53,960.51 : x
  2. Step 2: Convert to fraction form
    153,784.76/230,732.53 = 53,960.51/x
  3. Step 3: Cross multiply
    153,784.76x = 230,732.53 × 53,960.51
  4. Step 4: Simplify right side
    153,784.76x = 12,450,445,434.32
  5. Step 5: Solve for x
    x = 12,450,445,434.32/153,784.76
  6. Step 6: Final answer
    x = 80,960.21

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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.