Home / 110,148.05-152,005.38-62,400.38

Finding the Fourth Proportional to 110,148.05, 152,005.38 and 62,400.38

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Solution

The fourth proportional to 110,148.05, 152,005.38 and 62,400.38 is: 86,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,148.05 : 152,005.38 = 62,400.38 : x
  2. Step 2: Convert to fraction form
    110,148.05/152,005.38 = 62,400.38/x
  3. Step 3: Cross multiply
    110,148.05x = 152,005.38 × 62,400.38
  4. Step 4: Simplify right side
    110,148.05x = 9,485,193,474.04
  5. Step 5: Solve for x
    x = 9,485,193,474.04/110,148.05
  6. Step 6: Final answer
    x = 86,113.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.