Home / 127,801.28-191,283.84-94,058.24

Finding the Fourth Proportional to 127,801.28, 191,283.84 and 94,058.24

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Solution

The fourth proportional to 127,801.28, 191,283.84 and 94,058.24 is: 140,779.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,801.28 : 191,283.84 = 94,058.24 : x
  2. Step 2: Convert to fraction form
    127,801.28/191,283.84 = 94,058.24/x
  3. Step 3: Cross multiply
    127,801.28x = 191,283.84 × 94,058.24
  4. Step 4: Simplify right side
    127,801.28x = 17,991,821,330.84
  5. Step 5: Solve for x
    x = 17,991,821,330.84/127,801.28
  6. Step 6: Final answer
    x = 140,779.66

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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.