Home / 70,976.53-97,946.44-39,148.39

Finding the Fourth Proportional to 70,976.53, 97,946.44 and 39,148.39

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Solution

The fourth proportional to 70,976.53, 97,946.44 and 39,148.39 is: 54,024.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,976.53 : 97,946.44 = 39,148.39 : x
  2. Step 2: Convert to fraction form
    70,976.53/97,946.44 = 39,148.39/x
  3. Step 3: Cross multiply
    70,976.53x = 97,946.44 × 39,148.39
  4. Step 4: Simplify right side
    70,976.53x = 3,834,445,432.23
  5. Step 5: Solve for x
    x = 3,834,445,432.23/70,976.53
  6. Step 6: Final answer
    x = 54,024.13

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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.