Home / 104,828.80-157,243.20-62,838.40

Finding the Fourth Proportional to 104,828.80, 157,243.20 and 62,838.40

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Solution

The fourth proportional to 104,828.80, 157,243.20 and 62,838.40 is: 94,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,828.80 : 157,243.20 = 62,838.40 : x
  2. Step 2: Convert to fraction form
    104,828.80/157,243.20 = 62,838.40/x
  3. Step 3: Cross multiply
    104,828.80x = 157,243.20 × 62,838.40
  4. Step 4: Simplify right side
    104,828.80x = 9,880,911,098.88
  5. Step 5: Solve for x
    x = 9,880,911,098.88/104,828.80
  6. Step 6: Final answer
    x = 94,257.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.