Home / 100,836.30-151,254.45-93,233.10

Finding the Fourth Proportional to 100,836.30, 151,254.45 and 93,233.10

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Solution

The fourth proportional to 100,836.30, 151,254.45 and 93,233.10 is: 139,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,836.30 : 151,254.45 = 93,233.10 : x
  2. Step 2: Convert to fraction form
    100,836.30/151,254.45 = 93,233.10/x
  3. Step 3: Cross multiply
    100,836.30x = 151,254.45 × 93,233.10
  4. Step 4: Simplify right side
    100,836.30x = 14,101,921,262.30
  5. Step 5: Solve for x
    x = 14,101,921,262.30/100,836.30
  6. Step 6: Final answer
    x = 139,849.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.