Home / 185,975.80-256,643.58-101,095

Finding the Fourth Proportional to 185,975.80, 256,643.58 and 101,095

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Solution

The fourth proportional to 185,975.80, 256,643.58 and 101,095 is: 139,509.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,975.80 : 256,643.58 = 101,095 : x
  2. Step 2: Convert to fraction form
    185,975.80/256,643.58 = 101,095/x
  3. Step 3: Cross multiply
    185,975.80x = 256,643.58 × 101,095
  4. Step 4: Simplify right side
    185,975.80x = 25,945,382,720.10
  5. Step 5: Solve for x
    x = 25,945,382,720.10/185,975.80
  6. Step 6: Final answer
    x = 139,509.46

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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.