Home / 190,513.49-262,897.65-104,455.85

Finding the Fourth Proportional to 190,513.49, 262,897.65 and 104,455.85

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Solution

The fourth proportional to 190,513.49, 262,897.65 and 104,455.85 is: 144,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,513.49 : 262,897.65 = 104,455.85 : x
  2. Step 2: Convert to fraction form
    190,513.49/262,897.65 = 104,455.85/x
  3. Step 3: Cross multiply
    190,513.49x = 262,897.65 × 104,455.85
  4. Step 4: Simplify right side
    190,513.49x = 27,461,196,179.26
  5. Step 5: Solve for x
    x = 27,461,196,179.26/190,513.49
  6. Step 6: Final answer
    x = 144,143.06

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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.