Home / 118,027.73-162,880.13-64,312.72

Finding the Fourth Proportional to 118,027.73, 162,880.13 and 64,312.72

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Solution

The fourth proportional to 118,027.73, 162,880.13 and 64,312.72 is: 88,752.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,027.73 : 162,880.13 = 64,312.72 : x
  2. Step 2: Convert to fraction form
    118,027.73/162,880.13 = 64,312.72/x
  3. Step 3: Cross multiply
    118,027.73x = 162,880.13 × 64,312.72
  4. Step 4: Simplify right side
    118,027.73x = 10,475,263,947.84
  5. Step 5: Solve for x
    x = 10,475,263,947.84/118,027.73
  6. Step 6: Final answer
    x = 88,752.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.