Home / 48,999.10-73,498.65-31,503.10

Finding the Fourth Proportional to 48,999.10, 73,498.65 and 31,503.10

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Solution

The fourth proportional to 48,999.10, 73,498.65 and 31,503.10 is: 47,254.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,999.10 : 73,498.65 = 31,503.10 : x
  2. Step 2: Convert to fraction form
    48,999.10/73,498.65 = 31,503.10/x
  3. Step 3: Cross multiply
    48,999.10x = 73,498.65 × 31,503.10
  4. Step 4: Simplify right side
    48,999.10x = 2,315,435,320.82
  5. Step 5: Solve for x
    x = 2,315,435,320.82/48,999.10
  6. Step 6: Final answer
    x = 47,254.65

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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.