Home / 70,411.70-97,166.04-38,579.52

Finding the Fourth Proportional to 70,411.70, 97,166.04 and 38,579.52

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Solution

The fourth proportional to 70,411.70, 97,166.04 and 38,579.52 is: 53,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,411.70 : 97,166.04 = 38,579.52 : x
  2. Step 2: Convert to fraction form
    70,411.70/97,166.04 = 38,579.52/x
  3. Step 3: Cross multiply
    70,411.70x = 97,166.04 × 38,579.52
  4. Step 4: Simplify right side
    70,411.70x = 3,748,619,183.50
  5. Step 5: Solve for x
    x = 3,748,619,183.50/70,411.70
  6. Step 6: Final answer
    x = 53,238.58

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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.