Home / 66,007.03-91,070.17-37,711.03

Finding the Fourth Proportional to 66,007.03, 91,070.17 and 37,711.03

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Solution

The fourth proportional to 66,007.03, 91,070.17 and 37,711.03 is: 52,030.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,007.03 : 91,070.17 = 37,711.03 : x
  2. Step 2: Convert to fraction form
    66,007.03/91,070.17 = 37,711.03/x
  3. Step 3: Cross multiply
    66,007.03x = 91,070.17 × 37,711.03
  4. Step 4: Simplify right side
    66,007.03x = 3,434,349,912.98
  5. Step 5: Solve for x
    x = 3,434,349,912.98/66,007.03
  6. Step 6: Final answer
    x = 52,030.06

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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.