Home / 58,156.14-87,260.13-21,211.50

Finding the Fourth Proportional to 58,156.14, 87,260.13 and 21,211.50

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Solution

The fourth proportional to 58,156.14, 87,260.13 and 21,211.50 is: 31,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,156.14 : 87,260.13 = 21,211.50 : x
  2. Step 2: Convert to fraction form
    58,156.14/87,260.13 = 21,211.50/x
  3. Step 3: Cross multiply
    58,156.14x = 87,260.13 × 21,211.50
  4. Step 4: Simplify right side
    58,156.14x = 1,850,918,247.50
  5. Step 5: Solve for x
    x = 1,850,918,247.50/58,156.14
  6. Step 6: Final answer
    x = 31,826.70

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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.