Home / 127,263.20-190,894.80-97,829.60

Finding the Fourth Proportional to 127,263.20, 190,894.80 and 97,829.60

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Solution

The fourth proportional to 127,263.20, 190,894.80 and 97,829.60 is: 146,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,263.20 : 190,894.80 = 97,829.60 : x
  2. Step 2: Convert to fraction form
    127,263.20/190,894.80 = 97,829.60/x
  3. Step 3: Cross multiply
    127,263.20x = 190,894.80 × 97,829.60
  4. Step 4: Simplify right side
    127,263.20x = 18,675,161,926.08
  5. Step 5: Solve for x
    x = 18,675,161,926.08/127,263.20
  6. Step 6: Final answer
    x = 146,744.40

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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.