Home / 39,823.20-59,734.80-35,522.40

Finding the Fourth Proportional to 39,823.20, 59,734.80 and 35,522.40

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Solution

The fourth proportional to 39,823.20, 59,734.80 and 35,522.40 is: 53,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.20 : 59,734.80 = 35,522.40 : x
  2. Step 2: Convert to fraction form
    39,823.20/59,734.80 = 35,522.40/x
  3. Step 3: Cross multiply
    39,823.20x = 59,734.80 × 35,522.40
  4. Step 4: Simplify right side
    39,823.20x = 2,121,923,459.52
  5. Step 5: Solve for x
    x = 2,121,923,459.52/39,823.20
  6. Step 6: Final answer
    x = 53,283.60

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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.