Home / 150,036.59-207,030.44-82,972.91

Finding the Fourth Proportional to 150,036.59, 207,030.44 and 82,972.91

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Solution

The fourth proportional to 150,036.59, 207,030.44 and 82,972.91 is: 114,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,036.59 : 207,030.44 = 82,972.91 : x
  2. Step 2: Convert to fraction form
    150,036.59/207,030.44 = 82,972.91/x
  3. Step 3: Cross multiply
    150,036.59x = 207,030.44 × 82,972.91
  4. Step 4: Simplify right side
    150,036.59x = 17,177,918,065.38
  5. Step 5: Solve for x
    x = 17,177,918,065.38/150,036.59
  6. Step 6: Final answer
    x = 114,491.53

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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.