Home / 235,177.79-324,547.05-127,747.86

Finding the Fourth Proportional to 235,177.79, 324,547.05 and 127,747.86

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Solution

The fourth proportional to 235,177.79, 324,547.05 and 127,747.86 is: 176,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,177.79 : 324,547.05 = 127,747.86 : x
  2. Step 2: Convert to fraction form
    235,177.79/324,547.05 = 127,747.86/x
  3. Step 3: Cross multiply
    235,177.79x = 324,547.05 × 127,747.86
  4. Step 4: Simplify right side
    235,177.79x = 41,460,191,106.81
  5. Step 5: Solve for x
    x = 41,460,191,106.81/235,177.79
  6. Step 6: Final answer
    x = 176,292.97

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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.