Home / 87,339.54-130,899.72-37,360.92

Finding the Fourth Proportional to 87,339.54, 130,899.72 and 37,360.92

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Solution

The fourth proportional to 87,339.54, 130,899.72 and 37,360.92 is: 55,994.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,339.54 : 130,899.72 = 37,360.92 : x
  2. Step 2: Convert to fraction form
    87,339.54/130,899.72 = 37,360.92/x
  3. Step 3: Cross multiply
    87,339.54x = 130,899.72 × 37,360.92
  4. Step 4: Simplify right side
    87,339.54x = 4,890,533,966.94
  5. Step 5: Solve for x
    x = 4,890,533,966.94/87,339.54
  6. Step 6: Final answer
    x = 55,994.50

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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.