Home / 66,341.19-91,549.93-37,660.60

Finding the Fourth Proportional to 66,341.19, 91,549.93 and 37,660.60

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Solution

The fourth proportional to 66,341.19, 91,549.93 and 37,660.60 is: 51,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,341.19 : 91,549.93 = 37,660.60 : x
  2. Step 2: Convert to fraction form
    66,341.19/91,549.93 = 37,660.60/x
  3. Step 3: Cross multiply
    66,341.19x = 91,549.93 × 37,660.60
  4. Step 4: Simplify right side
    66,341.19x = 3,447,825,233.09
  5. Step 5: Solve for x
    x = 3,447,825,233.09/66,341.19
  6. Step 6: Final answer
    x = 51,971.11

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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.