Home / 97,705.40-146,529.30-38,521.40

Finding the Fourth Proportional to 97,705.40, 146,529.30 and 38,521.40

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Solution

The fourth proportional to 97,705.40, 146,529.30 and 38,521.40 is: 57,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,705.40 : 146,529.30 = 38,521.40 : x
  2. Step 2: Convert to fraction form
    97,705.40/146,529.30 = 38,521.40/x
  3. Step 3: Cross multiply
    97,705.40x = 146,529.30 × 38,521.40
  4. Step 4: Simplify right side
    97,705.40x = 5,644,513,777.02
  5. Step 5: Solve for x
    x = 5,644,513,777.02/97,705.40
  6. Step 6: Final answer
    x = 57,770.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.