Home / 105,272.51-157,933.55-34,194.92

Finding the Fourth Proportional to 105,272.51, 157,933.55 and 34,194.92

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Solution

The fourth proportional to 105,272.51, 157,933.55 and 34,194.92 is: 51,300.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,272.51 : 157,933.55 = 34,194.92 : x
  2. Step 2: Convert to fraction form
    105,272.51/157,933.55 = 34,194.92/x
  3. Step 3: Cross multiply
    105,272.51x = 157,933.55 × 34,194.92
  4. Step 4: Simplify right side
    105,272.51x = 5,400,525,502.40
  5. Step 5: Solve for x
    x = 5,400,525,502.40/105,272.51
  6. Step 6: Final answer
    x = 51,300.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.