Home / 160,185.06-221,038.47-88,553.52

Finding the Fourth Proportional to 160,185.06, 221,038.47 and 88,553.52

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Solution

The fourth proportional to 160,185.06, 221,038.47 and 88,553.52 is: 122,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,185.06 : 221,038.47 = 88,553.52 : x
  2. Step 2: Convert to fraction form
    160,185.06/221,038.47 = 88,553.52/x
  3. Step 3: Cross multiply
    160,185.06x = 221,038.47 × 88,553.52
  4. Step 4: Simplify right side
    160,185.06x = 19,573,734,573.91
  5. Step 5: Solve for x
    x = 19,573,734,573.91/160,185.06
  6. Step 6: Final answer
    x = 122,194.51

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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.