Home / 69,686.07-96,166.79-37,855.18

Finding the Fourth Proportional to 69,686.07, 96,166.79 and 37,855.18

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Solution

The fourth proportional to 69,686.07, 96,166.79 and 37,855.18 is: 52,240.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,686.07 : 96,166.79 = 37,855.18 : x
  2. Step 2: Convert to fraction form
    69,686.07/96,166.79 = 37,855.18/x
  3. Step 3: Cross multiply
    69,686.07x = 96,166.79 × 37,855.18
  4. Step 4: Simplify right side
    69,686.07x = 3,640,411,145.47
  5. Step 5: Solve for x
    x = 3,640,411,145.47/69,686.07
  6. Step 6: Final answer
    x = 52,240.16

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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.