Home / 160,581.05-240,857.91-65,784.17

Finding the Fourth Proportional to 160,581.05, 240,857.91 and 65,784.17

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Solution

The fourth proportional to 160,581.05, 240,857.91 and 65,784.17 is: 98,670.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,581.05 : 240,857.91 = 65,784.17 : x
  2. Step 2: Convert to fraction form
    160,581.05/240,857.91 = 65,784.17/x
  3. Step 3: Cross multiply
    160,581.05x = 240,857.91 × 65,784.17
  4. Step 4: Simplify right side
    160,581.05x = 15,844,637,697.28
  5. Step 5: Solve for x
    x = 15,844,637,697.28/160,581.05
  6. Step 6: Final answer
    x = 98,670.66

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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.