Home / 150,164.40-207,273.02-86,544.58

Finding the Fourth Proportional to 150,164.40, 207,273.02 and 86,544.58

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Solution

The fourth proportional to 150,164.40, 207,273.02 and 86,544.58 is: 119,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,164.40 : 207,273.02 = 86,544.58 : x
  2. Step 2: Convert to fraction form
    150,164.40/207,273.02 = 86,544.58/x
  3. Step 3: Cross multiply
    150,164.40x = 207,273.02 × 86,544.58
  4. Step 4: Simplify right side
    150,164.40x = 17,938,356,461.23
  5. Step 5: Solve for x
    x = 17,938,356,461.23/150,164.40
  6. Step 6: Final answer
    x = 119,458.12

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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.