Home / 101,910.96-152,749.80-39,528

Finding the Fourth Proportional to 101,910.96, 152,749.80 and 39,528

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Solution

The fourth proportional to 101,910.96, 152,749.80 and 39,528 is: 59,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,910.96 : 152,749.80 = 39,528 : x
  2. Step 2: Convert to fraction form
    101,910.96/152,749.80 = 39,528/x
  3. Step 3: Cross multiply
    101,910.96x = 152,749.80 × 39,528
  4. Step 4: Simplify right side
    101,910.96x = 6,037,894,094.40
  5. Step 5: Solve for x
    x = 6,037,894,094.40/101,910.96
  6. Step 6: Final answer
    x = 59,246.76

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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.