Home / 160,295.48-221,215.83-96,653.78

Finding the Fourth Proportional to 160,295.48, 221,215.83 and 96,653.78

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Solution

The fourth proportional to 160,295.48, 221,215.83 and 96,653.78 is: 133,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,295.48 : 221,215.83 = 96,653.78 : x
  2. Step 2: Convert to fraction form
    160,295.48/221,215.83 = 96,653.78/x
  3. Step 3: Cross multiply
    160,295.48x = 221,215.83 × 96,653.78
  4. Step 4: Simplify right side
    160,295.48x = 21,381,346,165.34
  5. Step 5: Solve for x
    x = 21,381,346,165.34/160,295.48
  6. Step 6: Final answer
    x = 133,387.08

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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.