Home / 127,327.04-190,809.72-93,783.92

Finding the Fourth Proportional to 127,327.04, 190,809.72 and 93,783.92

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Solution

The fourth proportional to 127,327.04, 190,809.72 and 93,783.92 is: 140,542.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,327.04 : 190,809.72 = 93,783.92 : x
  2. Step 2: Convert to fraction form
    127,327.04/190,809.72 = 93,783.92/x
  3. Step 3: Cross multiply
    127,327.04x = 190,809.72 × 93,783.92
  4. Step 4: Simplify right side
    127,327.04x = 17,894,883,515.70
  5. Step 5: Solve for x
    x = 17,894,883,515.70/127,327.04
  6. Step 6: Final answer
    x = 140,542.68

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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.