Home / 126,805.42-190,211.59-38,058.93

Finding the Fourth Proportional to 126,805.42, 190,211.59 and 38,058.93

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Solution

The fourth proportional to 126,805.42, 190,211.59 and 38,058.93 is: 57,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,805.42 : 190,211.59 = 38,058.93 : x
  2. Step 2: Convert to fraction form
    126,805.42/190,211.59 = 38,058.93/x
  3. Step 3: Cross multiply
    126,805.42x = 190,211.59 × 38,058.93
  4. Step 4: Simplify right side
    126,805.42x = 7,239,248,834.12
  5. Step 5: Solve for x
    x = 7,239,248,834.12/126,805.42
  6. Step 6: Final answer
    x = 57,089.43

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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.