Home / 111,058.08-153,261.36-60,756

Finding the Fourth Proportional to 111,058.08, 153,261.36 and 60,756

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Solution

The fourth proportional to 111,058.08, 153,261.36 and 60,756 is: 83,843.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,058.08 : 153,261.36 = 60,756 : x
  2. Step 2: Convert to fraction form
    111,058.08/153,261.36 = 60,756/x
  3. Step 3: Cross multiply
    111,058.08x = 153,261.36 × 60,756
  4. Step 4: Simplify right side
    111,058.08x = 9,311,547,188.16
  5. Step 5: Solve for x
    x = 9,311,547,188.16/111,058.08
  6. Step 6: Final answer
    x = 83,843.94

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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.