Home / 252,485.15-348,555.76-157,022.60

Finding the Fourth Proportional to 252,485.15, 348,555.76 and 157,022.60

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Solution

The fourth proportional to 252,485.15, 348,555.76 and 157,022.60 is: 216,769.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,485.15 : 348,555.76 = 157,022.60 : x
  2. Step 2: Convert to fraction form
    252,485.15/348,555.76 = 157,022.60/x
  3. Step 3: Cross multiply
    252,485.15x = 348,555.76 × 157,022.60
  4. Step 4: Simplify right side
    252,485.15x = 54,731,129,937.40
  5. Step 5: Solve for x
    x = 54,731,129,937.40/252,485.15
  6. Step 6: Final answer
    x = 216,769.70

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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.