Home / 160,615.04-221,654.52-96,940.40

Finding the Fourth Proportional to 160,615.04, 221,654.52 and 96,940.40

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Solution

The fourth proportional to 160,615.04, 221,654.52 and 96,940.40 is: 133,781.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,615.04 : 221,654.52 = 96,940.40 : x
  2. Step 2: Convert to fraction form
    160,615.04/221,654.52 = 96,940.40/x
  3. Step 3: Cross multiply
    160,615.04x = 221,654.52 × 96,940.40
  4. Step 4: Simplify right side
    160,615.04x = 21,487,277,830.61
  5. Step 5: Solve for x
    x = 21,487,277,830.61/160,615.04
  6. Step 6: Final answer
    x = 133,781.23

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1.5x scale

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.