Home / 66,453.17-91,707.58-36,240.14

Finding the Fourth Proportional to 66,453.17, 91,707.58 and 36,240.14

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Solution

The fourth proportional to 66,453.17, 91,707.58 and 36,240.14 is: 50,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,453.17 : 91,707.58 = 36,240.14 : x
  2. Step 2: Convert to fraction form
    66,453.17/91,707.58 = 36,240.14/x
  3. Step 3: Cross multiply
    66,453.17x = 91,707.58 × 36,240.14
  4. Step 4: Simplify right side
    66,453.17x = 3,323,495,538.26
  5. Step 5: Solve for x
    x = 3,323,495,538.26/66,453.17
  6. Step 6: Final answer
    x = 50,012.60

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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.