Home / 195,620.20-293,430.30-70,916.20

Finding the Fourth Proportional to 195,620.20, 293,430.30 and 70,916.20

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Solution

The fourth proportional to 195,620.20, 293,430.30 and 70,916.20 is: 106,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,620.20 : 293,430.30 = 70,916.20 : x
  2. Step 2: Convert to fraction form
    195,620.20/293,430.30 = 70,916.20/x
  3. Step 3: Cross multiply
    195,620.20x = 293,430.30 × 70,916.20
  4. Step 4: Simplify right side
    195,620.20x = 20,808,961,840.86
  5. Step 5: Solve for x
    x = 20,808,961,840.86/195,620.20
  6. Step 6: Final answer
    x = 106,374.30

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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.