Home / 234,945.10-324,224.52-127,515.11

Finding the Fourth Proportional to 234,945.10, 324,224.52 and 127,515.11

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Solution

The fourth proportional to 234,945.10, 324,224.52 and 127,515.11 is: 175,971.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,945.10 : 324,224.52 = 127,515.11 : x
  2. Step 2: Convert to fraction form
    234,945.10/324,224.52 = 127,515.11/x
  3. Step 3: Cross multiply
    234,945.10x = 324,224.52 × 127,515.11
  4. Step 4: Simplify right side
    234,945.10x = 41,343,525,332.50
  5. Step 5: Solve for x
    x = 41,343,525,332.50/234,945.10
  6. Step 6: Final answer
    x = 175,971.01

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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.