Home / 169,985.30-234,579.95-94,533.80

Finding the Fourth Proportional to 169,985.30, 234,579.95 and 94,533.80

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Solution

The fourth proportional to 169,985.30, 234,579.95 and 94,533.80 is: 130,456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,985.30 : 234,579.95 = 94,533.80 : x
  2. Step 2: Convert to fraction form
    169,985.30/234,579.95 = 94,533.80/x
  3. Step 3: Cross multiply
    169,985.30x = 234,579.95 × 94,533.80
  4. Step 4: Simplify right side
    169,985.30x = 22,175,732,431.74
  5. Step 5: Solve for x
    x = 22,175,732,431.74/169,985.30
  6. Step 6: Final answer
    x = 130,456.77

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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.