Home / 117,810.77-162,577.07-64,094.56

Finding the Fourth Proportional to 117,810.77, 162,577.07 and 64,094.56

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Solution

The fourth proportional to 117,810.77, 162,577.07 and 64,094.56 is: 88,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,810.77 : 162,577.07 = 64,094.56 : x
  2. Step 2: Convert to fraction form
    117,810.77/162,577.07 = 64,094.56/x
  3. Step 3: Cross multiply
    117,810.77x = 162,577.07 × 64,094.56
  4. Step 4: Simplify right side
    117,810.77x = 10,420,305,641.71
  5. Step 5: Solve for x
    x = 10,420,305,641.71/117,810.77
  6. Step 6: Final answer
    x = 88,449.52

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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.