Home / 127,923.60-191,885.40-118,592.40

Finding the Fourth Proportional to 127,923.60, 191,885.40 and 118,592.40

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Solution

The fourth proportional to 127,923.60, 191,885.40 and 118,592.40 is: 177,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,923.60 : 191,885.40 = 118,592.40 : x
  2. Step 2: Convert to fraction form
    127,923.60/191,885.40 = 118,592.40/x
  3. Step 3: Cross multiply
    127,923.60x = 191,885.40 × 118,592.40
  4. Step 4: Simplify right side
    127,923.60x = 22,756,150,110.96
  5. Step 5: Solve for x
    x = 22,756,150,110.96/127,923.60
  6. Step 6: Final answer
    x = 177,888.60

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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.