Home / 48,285.56-72,134.63-31,280.14

Finding the Fourth Proportional to 48,285.56, 72,134.63 and 31,280.14

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Solution

The fourth proportional to 48,285.56, 72,134.63 and 31,280.14 is: 46,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.56 : 72,134.63 = 31,280.14 : x
  2. Step 2: Convert to fraction form
    48,285.56/72,134.63 = 31,280.14/x
  3. Step 3: Cross multiply
    48,285.56x = 72,134.63 × 31,280.14
  4. Step 4: Simplify right side
    48,285.56x = 2,256,381,410.21
  5. Step 5: Solve for x
    x = 2,256,381,410.21/48,285.56
  6. Step 6: Final answer
    x = 46,729.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.