Home / 91,808.23-126,662.87-59,995.57

Finding the Fourth Proportional to 91,808.23, 126,662.87 and 59,995.57

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Solution

The fourth proportional to 91,808.23, 126,662.87 and 59,995.57 is: 82,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,808.23 : 126,662.87 = 59,995.57 : x
  2. Step 2: Convert to fraction form
    91,808.23/126,662.87 = 59,995.57/x
  3. Step 3: Cross multiply
    91,808.23x = 126,662.87 × 59,995.57
  4. Step 4: Simplify right side
    91,808.23x = 7,599,210,783.51
  5. Step 5: Solve for x
    x = 7,599,210,783.51/91,808.23
  6. Step 6: Final answer
    x = 82,772.65

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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.