Home / 190,185.52-262,459.24-104,143.13

Finding the Fourth Proportional to 190,185.52, 262,459.24 and 104,143.13

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Solution

The fourth proportional to 190,185.52, 262,459.24 and 104,143.13 is: 143,719.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,185.52 : 262,459.24 = 104,143.13 : x
  2. Step 2: Convert to fraction form
    190,185.52/262,459.24 = 104,143.13/x
  3. Step 3: Cross multiply
    190,185.52x = 262,459.24 × 104,143.13
  4. Step 4: Simplify right side
    190,185.52x = 27,333,326,751.02
  5. Step 5: Solve for x
    x = 27,333,326,751.02/190,185.52
  6. Step 6: Final answer
    x = 143,719.28

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1.5x scale

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.