Home / 66,530.23-91,812.02-36,316.22

Finding the Fourth Proportional to 66,530.23, 91,812.02 and 36,316.22

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Solution

The fourth proportional to 66,530.23, 91,812.02 and 36,316.22 is: 50,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,530.23 : 91,812.02 = 36,316.22 : x
  2. Step 2: Convert to fraction form
    66,530.23/91,812.02 = 36,316.22/x
  3. Step 3: Cross multiply
    66,530.23x = 91,812.02 × 36,316.22
  4. Step 4: Simplify right side
    66,530.23x = 3,334,265,516.96
  5. Step 5: Solve for x
    x = 3,334,265,516.96/66,530.23
  6. Step 6: Final answer
    x = 50,116.55

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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.