Home / 70,207.48-105,340.52-30,792.88

Finding the Fourth Proportional to 70,207.48, 105,340.52 and 30,792.88

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Solution

The fourth proportional to 70,207.48, 105,340.52 and 30,792.88 is: 46,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,207.48 : 105,340.52 = 30,792.88 : x
  2. Step 2: Convert to fraction form
    70,207.48/105,340.52 = 30,792.88/x
  3. Step 3: Cross multiply
    70,207.48x = 105,340.52 × 30,792.88
  4. Step 4: Simplify right side
    70,207.48x = 3,243,737,991.50
  5. Step 5: Solve for x
    x = 3,243,737,991.50/70,207.48
  6. Step 6: Final answer
    x = 46,202.17

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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.