Home / 127,283.25-175,654.53-70,698.27

Finding the Fourth Proportional to 127,283.25, 175,654.53 and 70,698.27

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Solution

The fourth proportional to 127,283.25, 175,654.53 and 70,698.27 is: 97,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,283.25 : 175,654.53 = 70,698.27 : x
  2. Step 2: Convert to fraction form
    127,283.25/175,654.53 = 70,698.27/x
  3. Step 3: Cross multiply
    127,283.25x = 175,654.53 × 70,698.27
  4. Step 4: Simplify right side
    127,283.25x = 12,418,471,388.66
  5. Step 5: Solve for x
    x = 12,418,471,388.66/127,283.25
  6. Step 6: Final answer
    x = 97,565.64

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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.