Home / 153,984.15-230,998.10-47,376.93

Finding the Fourth Proportional to 153,984.15, 230,998.10 and 47,376.93

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Solution

The fourth proportional to 153,984.15, 230,998.10 and 47,376.93 is: 71,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,984.15 : 230,998.10 = 47,376.93 : x
  2. Step 2: Convert to fraction form
    153,984.15/230,998.10 = 47,376.93/x
  3. Step 3: Cross multiply
    153,984.15x = 230,998.10 × 47,376.93
  4. Step 4: Simplify right side
    153,984.15x = 10,943,981,443.19
  5. Step 5: Solve for x
    x = 10,943,981,443.19/153,984.15
  6. Step 6: Final answer
    x = 71,072.13

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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.