Home / 190,347.13-262,661.54-109,759.08

Finding the Fourth Proportional to 190,347.13, 262,661.54 and 109,759.08

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Solution

The fourth proportional to 190,347.13, 262,661.54 and 109,759.08 is: 151,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,347.13 : 262,661.54 = 109,759.08 : x
  2. Step 2: Convert to fraction form
    190,347.13/262,661.54 = 109,759.08/x
  3. Step 3: Cross multiply
    190,347.13x = 262,661.54 × 109,759.08
  4. Step 4: Simplify right side
    190,347.13x = 28,829,489,417.97
  5. Step 5: Solve for x
    x = 28,829,489,417.97/190,347.13
  6. Step 6: Final answer
    x = 151,457.44

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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.