Home / 235,369.47-324,811.02-127,939.50

Finding the Fourth Proportional to 235,369.47, 324,811.02 and 127,939.50

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Solution

The fourth proportional to 235,369.47, 324,811.02 and 127,939.50 is: 176,557.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,369.47 : 324,811.02 = 127,939.50 : x
  2. Step 2: Convert to fraction form
    235,369.47/324,811.02 = 127,939.50/x
  3. Step 3: Cross multiply
    235,369.47x = 324,811.02 × 127,939.50
  4. Step 4: Simplify right side
    235,369.47x = 41,556,159,343.36
  5. Step 5: Solve for x
    x = 41,556,159,343.36/235,369.47
  6. Step 6: Final answer
    x = 176,557.14

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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.