Home / 66,037.83-91,130.14-36,966.19

Finding the Fourth Proportional to 66,037.83, 91,130.14 and 36,966.19

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Solution

The fourth proportional to 66,037.83, 91,130.14 and 36,966.19 is: 51,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,037.83 : 91,130.14 = 36,966.19 : x
  2. Step 2: Convert to fraction form
    66,037.83/91,130.14 = 36,966.19/x
  3. Step 3: Cross multiply
    66,037.83x = 91,130.14 × 36,966.19
  4. Step 4: Simplify right side
    66,037.83x = 3,368,734,111.20
  5. Step 5: Solve for x
    x = 3,368,734,111.20/66,037.83
  6. Step 6: Final answer
    x = 51,012.19

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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.