Home / 70,947.90-97,971.39-67,586.94

Finding the Fourth Proportional to 70,947.90, 97,971.39 and 67,586.94

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Solution

The fourth proportional to 70,947.90, 97,971.39 and 67,586.94 is: 93,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,947.90 : 97,971.39 = 67,586.94 : x
  2. Step 2: Convert to fraction form
    70,947.90/97,971.39 = 67,586.94/x
  3. Step 3: Cross multiply
    70,947.90x = 97,971.39 × 67,586.94
  4. Step 4: Simplify right side
    70,947.90x = 6,621,586,457.65
  5. Step 5: Solve for x
    x = 6,621,586,457.65/70,947.90
  6. Step 6: Final answer
    x = 93,330.27

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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.