Home / 70,029.12-105,042.06-23,282.40

Finding the Fourth Proportional to 70,029.12, 105,042.06 and 23,282.40

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Solution

The fourth proportional to 70,029.12, 105,042.06 and 23,282.40 is: 34,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,029.12 : 105,042.06 = 23,282.40 : x
  2. Step 2: Convert to fraction form
    70,029.12/105,042.06 = 23,282.40/x
  3. Step 3: Cross multiply
    70,029.12x = 105,042.06 × 23,282.40
  4. Step 4: Simplify right side
    70,029.12x = 2,445,631,257.74
  5. Step 5: Solve for x
    x = 2,445,631,257.74/70,029.12
  6. Step 6: Final answer
    x = 34,923.06

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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.