Home / 48,977.61-73,499.28-31,459.74

Finding the Fourth Proportional to 48,977.61, 73,499.28 and 31,459.74

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Solution

The fourth proportional to 48,977.61, 73,499.28 and 31,459.74 is: 47,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,977.61 : 73,499.28 = 31,459.74 : x
  2. Step 2: Convert to fraction form
    48,977.61/73,499.28 = 31,459.74/x
  3. Step 3: Cross multiply
    48,977.61x = 73,499.28 × 31,459.74
  4. Step 4: Simplify right side
    48,977.61x = 2,312,268,238.99
  5. Step 5: Solve for x
    x = 2,312,268,238.99/48,977.61
  6. Step 6: Final answer
    x = 47,210.72

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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.