Home / 160,582.48-221,605.40-88,963.50

Finding the Fourth Proportional to 160,582.48, 221,605.40 and 88,963.50

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Solution

The fourth proportional to 160,582.48, 221,605.40 and 88,963.50 is: 122,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,582.48 : 221,605.40 = 88,963.50 : x
  2. Step 2: Convert to fraction form
    160,582.48/221,605.40 = 88,963.50/x
  3. Step 3: Cross multiply
    160,582.48x = 221,605.40 × 88,963.50
  4. Step 4: Simplify right side
    160,582.48x = 19,714,792,002.90
  5. Step 5: Solve for x
    x = 19,714,792,002.90/160,582.48
  6. Step 6: Final answer
    x = 122,770.50

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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.