Home / 235,172.03-324,538.65-127,742.94

Finding the Fourth Proportional to 235,172.03, 324,538.65 and 127,742.94

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Solution

The fourth proportional to 235,172.03, 324,538.65 and 127,742.94 is: 176,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,172.03 : 324,538.65 = 127,742.94 : x
  2. Step 2: Convert to fraction form
    235,172.03/324,538.65 = 127,742.94/x
  3. Step 3: Cross multiply
    235,172.03x = 324,538.65 × 127,742.94
  4. Step 4: Simplify right side
    235,172.03x = 41,457,521,294.63
  5. Step 5: Solve for x
    x = 41,457,521,294.63/235,172.03
  6. Step 6: Final answer
    x = 176,285.94

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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.