Home / 39,902.44-59,848.76-10,317.78

Finding the Fourth Proportional to 39,902.44, 59,848.76 and 10,317.78

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Solution

The fourth proportional to 39,902.44, 59,848.76 and 10,317.78 is: 15,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,902.44 : 59,848.76 = 10,317.78 : x
  2. Step 2: Convert to fraction form
    39,902.44/59,848.76 = 10,317.78/x
  3. Step 3: Cross multiply
    39,902.44x = 59,848.76 × 10,317.78
  4. Step 4: Simplify right side
    39,902.44x = 617,506,338.95
  5. Step 5: Solve for x
    x = 617,506,338.95/39,902.44
  6. Step 6: Final answer
    x = 15,475.40

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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.