Home / 109,887.06-164,840.31-59,945.70

Finding the Fourth Proportional to 109,887.06, 164,840.31 and 59,945.70

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Solution

The fourth proportional to 109,887.06, 164,840.31 and 59,945.70 is: 89,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,887.06 : 164,840.31 = 59,945.70 : x
  2. Step 2: Convert to fraction form
    109,887.06/164,840.31 = 59,945.70/x
  3. Step 3: Cross multiply
    109,887.06x = 164,840.31 × 59,945.70
  4. Step 4: Simplify right side
    109,887.06x = 9,881,467,771.17
  5. Step 5: Solve for x
    x = 9,881,467,771.17/109,887.06
  6. Step 6: Final answer
    x = 89,923.85

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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.