Home / 165,005.03-227,710.55-93,385.10

Finding the Fourth Proportional to 165,005.03, 227,710.55 and 93,385.10

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Solution

The fourth proportional to 165,005.03, 227,710.55 and 93,385.10 is: 128,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,005.03 : 227,710.55 = 93,385.10 : x
  2. Step 2: Convert to fraction form
    165,005.03/227,710.55 = 93,385.10/x
  3. Step 3: Cross multiply
    165,005.03x = 227,710.55 × 93,385.10
  4. Step 4: Simplify right side
    165,005.03x = 21,264,771,577.72
  5. Step 5: Solve for x
    x = 21,264,771,577.72/165,005.03
  6. Step 6: Final answer
    x = 128,873.48

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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.