Home / 110,681.98-152,740.38-62,935.31

Finding the Fourth Proportional to 110,681.98, 152,740.38 and 62,935.31

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Solution

The fourth proportional to 110,681.98, 152,740.38 and 62,935.31 is: 86,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,681.98 : 152,740.38 = 62,935.31 : x
  2. Step 2: Convert to fraction form
    110,681.98/152,740.38 = 62,935.31/x
  3. Step 3: Cross multiply
    110,681.98x = 152,740.38 × 62,935.31
  4. Step 4: Simplify right side
    110,681.98x = 9,612,763,782.68
  5. Step 5: Solve for x
    x = 9,612,763,782.68/110,681.98
  6. Step 6: Final answer
    x = 86,850.31

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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.