Home / 91,444.65-126,236.75-68,792.26

Finding the Fourth Proportional to 91,444.65, 126,236.75 and 68,792.26

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Solution

The fourth proportional to 91,444.65, 126,236.75 and 68,792.26 is: 94,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,444.65 : 126,236.75 = 68,792.26 : x
  2. Step 2: Convert to fraction form
    91,444.65/126,236.75 = 68,792.26/x
  3. Step 3: Cross multiply
    91,444.65x = 126,236.75 × 68,792.26
  4. Step 4: Simplify right side
    91,444.65x = 8,684,111,840.17
  5. Step 5: Solve for x
    x = 8,684,111,840.17/91,444.65
  6. Step 6: Final answer
    x = 94,965.78

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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.