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Finding the Fourth Proportional to 114,242.55, 157,663.60 and 63,260.03

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Solution

The fourth proportional to 114,242.55, 157,663.60 and 63,260.03 is: 87,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,242.55 : 157,663.60 = 63,260.03 : x
  2. Step 2: Convert to fraction form
    114,242.55/157,663.60 = 63,260.03/x
  3. Step 3: Cross multiply
    114,242.55x = 157,663.60 × 63,260.03
  4. Step 4: Simplify right side
    114,242.55x = 9,973,803,947.90
  5. Step 5: Solve for x
    x = 9,973,803,947.90/114,242.55
  6. Step 6: Final answer
    x = 87,303.76

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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.