Home / 118,058.02-162,921.84-64,342.86

Finding the Fourth Proportional to 118,058.02, 162,921.84 and 64,342.86

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Solution

The fourth proportional to 118,058.02, 162,921.84 and 64,342.86 is: 88,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,058.02 : 162,921.84 = 64,342.86 : x
  2. Step 2: Convert to fraction form
    118,058.02/162,921.84 = 64,342.86/x
  3. Step 3: Cross multiply
    118,058.02x = 162,921.84 × 64,342.86
  4. Step 4: Simplify right side
    118,058.02x = 10,482,857,142.06
  5. Step 5: Solve for x
    x = 10,482,857,142.06/118,058.02
  6. Step 6: Final answer
    x = 88,794.11

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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.