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Finding the Fourth Proportional to 114,240.61, 157,657.86 and 63,258.98

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Solution

The fourth proportional to 114,240.61, 157,657.86 and 63,258.98 is: 87,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,240.61 : 157,657.86 = 63,258.98 : x
  2. Step 2: Convert to fraction form
    114,240.61/157,657.86 = 63,258.98/x
  3. Step 3: Cross multiply
    114,240.61x = 157,657.86 × 63,258.98
  4. Step 4: Simplify right side
    114,240.61x = 9,973,275,806.73
  5. Step 5: Solve for x
    x = 9,973,275,806.73/114,240.61
  6. Step 6: Final answer
    x = 87,300.62

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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.