Home / 160,345.92-221,300.72-92,349.66

Finding the Fourth Proportional to 160,345.92, 221,300.72 and 92,349.66

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Solution

The fourth proportional to 160,345.92, 221,300.72 and 92,349.66 is: 127,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,345.92 : 221,300.72 = 92,349.66 : x
  2. Step 2: Convert to fraction form
    160,345.92/221,300.72 = 92,349.66/x
  3. Step 3: Cross multiply
    160,345.92x = 221,300.72 × 92,349.66
  4. Step 4: Simplify right side
    160,345.92x = 20,437,045,304.44
  5. Step 5: Solve for x
    x = 20,437,045,304.44/160,345.92
  6. Step 6: Final answer
    x = 127,455.98

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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.