Home / 39,900.03-59,845.35-10,315.53

Finding the Fourth Proportional to 39,900.03, 59,845.35 and 10,315.53

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Solution

The fourth proportional to 39,900.03, 59,845.35 and 10,315.53 is: 15,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,900.03 : 59,845.35 = 10,315.53 : x
  2. Step 2: Convert to fraction form
    39,900.03/59,845.35 = 10,315.53/x
  3. Step 3: Cross multiply
    39,900.03x = 59,845.35 × 10,315.53
  4. Step 4: Simplify right side
    39,900.03x = 617,336,503.29
  5. Step 5: Solve for x
    x = 617,336,503.29/39,900.03
  6. Step 6: Final answer
    x = 15,472.08

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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.