Home / 59,928.04-89,892.08-20,485.52

Finding the Fourth Proportional to 59,928.04, 89,892.08 and 20,485.52

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Solution

The fourth proportional to 59,928.04, 89,892.08 and 20,485.52 is: 30,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,928.04 : 89,892.08 = 20,485.52 : x
  2. Step 2: Convert to fraction form
    59,928.04/89,892.08 = 20,485.52/x
  3. Step 3: Cross multiply
    59,928.04x = 89,892.08 × 20,485.52
  4. Step 4: Simplify right side
    59,928.04x = 1,841,486,002.68
  5. Step 5: Solve for x
    x = 1,841,486,002.68/59,928.04
  6. Step 6: Final answer
    x = 30,728.29

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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.