Home / 69,127.69-95,345.28-52,132.65

Finding the Fourth Proportional to 69,127.69, 95,345.28 and 52,132.65

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Solution

The fourth proportional to 69,127.69, 95,345.28 and 52,132.65 is: 71,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,127.69 : 95,345.28 = 52,132.65 : x
  2. Step 2: Convert to fraction form
    69,127.69/95,345.28 = 52,132.65/x
  3. Step 3: Cross multiply
    69,127.69x = 95,345.28 × 52,132.65
  4. Step 4: Simplify right side
    69,127.69x = 4,970,602,436.79
  5. Step 5: Solve for x
    x = 4,970,602,436.79/69,127.69
  6. Step 6: Final answer
    x = 71,904.65

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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.