Home / 161,758.32-242,637.72-82,829.52

Finding the Fourth Proportional to 161,758.32, 242,637.72 and 82,829.52

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Solution

The fourth proportional to 161,758.32, 242,637.72 and 82,829.52 is: 124,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,758.32 : 242,637.72 = 82,829.52 : x
  2. Step 2: Convert to fraction form
    161,758.32/242,637.72 = 82,829.52/x
  3. Step 3: Cross multiply
    161,758.32x = 242,637.72 × 82,829.52
  4. Step 4: Simplify right side
    161,758.32x = 20,097,565,881.49
  5. Step 5: Solve for x
    x = 20,097,565,881.49/161,758.32
  6. Step 6: Final answer
    x = 124,244.40

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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.