Home / 235,077.13-324,407.64-127,647.10

Finding the Fourth Proportional to 235,077.13, 324,407.64 and 127,647.10

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Solution

The fourth proportional to 235,077.13, 324,407.64 and 127,647.10 is: 176,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,077.13 : 324,407.64 = 127,647.10 : x
  2. Step 2: Convert to fraction form
    235,077.13/324,407.64 = 127,647.10/x
  3. Step 3: Cross multiply
    235,077.13x = 324,407.64 × 127,647.10
  4. Step 4: Simplify right side
    235,077.13x = 41,409,694,463.84
  5. Step 5: Solve for x
    x = 41,409,694,463.84/235,077.13
  6. Step 6: Final answer
    x = 176,153.65

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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.