Home / 150,836.14-208,165.02-93,486.72

Finding the Fourth Proportional to 150,836.14, 208,165.02 and 93,486.72

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Solution

The fourth proportional to 150,836.14, 208,165.02 and 93,486.72 is: 129,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,836.14 : 208,165.02 = 93,486.72 : x
  2. Step 2: Convert to fraction form
    150,836.14/208,165.02 = 93,486.72/x
  3. Step 3: Cross multiply
    150,836.14x = 208,165.02 × 93,486.72
  4. Step 4: Simplify right side
    150,836.14x = 19,460,664,938.53
  5. Step 5: Solve for x
    x = 19,460,664,938.53/150,836.14
  6. Step 6: Final answer
    x = 129,018.58

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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.