Home / 47,656.54-71,511.69-47,280.22

Finding the Fourth Proportional to 47,656.54, 71,511.69 and 47,280.22

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Solution

The fourth proportional to 47,656.54, 71,511.69 and 47,280.22 is: 70,947.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,656.54 : 71,511.69 = 47,280.22 : x
  2. Step 2: Convert to fraction form
    47,656.54/71,511.69 = 47,280.22/x
  3. Step 3: Cross multiply
    47,656.54x = 71,511.69 × 47,280.22
  4. Step 4: Simplify right side
    47,656.54x = 3,381,088,435.77
  5. Step 5: Solve for x
    x = 3,381,088,435.77/47,656.54
  6. Step 6: Final answer
    x = 70,947.00

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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.