Home / 235,395.04-324,841.33-127,967.78

Finding the Fourth Proportional to 235,395.04, 324,841.33 and 127,967.78

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Solution

The fourth proportional to 235,395.04, 324,841.33 and 127,967.78 is: 176,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,395.04 : 324,841.33 = 127,967.78 : x
  2. Step 2: Convert to fraction form
    235,395.04/324,841.33 = 127,967.78/x
  3. Step 3: Cross multiply
    235,395.04x = 324,841.33 × 127,967.78
  4. Step 4: Simplify right side
    235,395.04x = 41,569,223,852.35
  5. Step 5: Solve for x
    x = 41,569,223,852.35/235,395.04
  6. Step 6: Final answer
    x = 176,593.46

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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.