Home / 102,081.24-153,218.79-62,715.24

Finding the Fourth Proportional to 102,081.24, 153,218.79 and 62,715.24

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Solution

The fourth proportional to 102,081.24, 153,218.79 and 62,715.24 is: 94,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,081.24 : 153,218.79 = 62,715.24 : x
  2. Step 2: Convert to fraction form
    102,081.24/153,218.79 = 62,715.24/x
  3. Step 3: Cross multiply
    102,081.24x = 153,218.79 × 62,715.24
  4. Step 4: Simplify right side
    102,081.24x = 9,609,153,187.36
  5. Step 5: Solve for x
    x = 9,609,153,187.36/102,081.24
  6. Step 6: Final answer
    x = 94,132.41

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1.5x scale

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.