Home / 59,985.20-89,848.20-49,617.20

Finding the Fourth Proportional to 59,985.20, 89,848.20 and 49,617.20

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Solution

The fourth proportional to 59,985.20, 89,848.20 and 49,617.20 is: 74,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,985.20 : 89,848.20 = 49,617.20 : x
  2. Step 2: Convert to fraction form
    59,985.20/89,848.20 = 49,617.20/x
  3. Step 3: Cross multiply
    59,985.20x = 89,848.20 × 49,617.20
  4. Step 4: Simplify right side
    59,985.20x = 4,458,016,109.04
  5. Step 5: Solve for x
    x = 4,458,016,109.04/59,985.20
  6. Step 6: Final answer
    x = 74,318.60

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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.