Home / 92,081.65-138,121.86-23,693.10

Finding the Fourth Proportional to 92,081.65, 138,121.86 and 23,693.10

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Solution

The fourth proportional to 92,081.65, 138,121.86 and 23,693.10 is: 35,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,081.65 : 138,121.86 = 23,693.10 : x
  2. Step 2: Convert to fraction form
    92,081.65/138,121.86 = 23,693.10/x
  3. Step 3: Cross multiply
    92,081.65x = 138,121.86 × 23,693.10
  4. Step 4: Simplify right side
    92,081.65x = 3,272,535,041.17
  5. Step 5: Solve for x
    x = 3,272,535,041.17/92,081.65
  6. Step 6: Final answer
    x = 35,539.49

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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.