Home / 154,857.01-213,794.28-97,545.46

Finding the Fourth Proportional to 154,857.01, 213,794.28 and 97,545.46

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Solution

The fourth proportional to 154,857.01, 213,794.28 and 97,545.46 is: 134,670.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,857.01 : 213,794.28 = 97,545.46 : x
  2. Step 2: Convert to fraction form
    154,857.01/213,794.28 = 97,545.46/x
  3. Step 3: Cross multiply
    154,857.01x = 213,794.28 × 97,545.46
  4. Step 4: Simplify right side
    154,857.01x = 20,854,660,853.48
  5. Step 5: Solve for x
    x = 20,854,660,853.48/154,857.01
  6. Step 6: Final answer
    x = 134,670.44

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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.