Home / 70,772.46-97,663.82-38,506.24

Finding the Fourth Proportional to 70,772.46, 97,663.82 and 38,506.24

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Solution

The fourth proportional to 70,772.46, 97,663.82 and 38,506.24 is: 53,137.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,772.46 : 97,663.82 = 38,506.24 : x
  2. Step 2: Convert to fraction form
    70,772.46/97,663.82 = 38,506.24/x
  3. Step 3: Cross multiply
    70,772.46x = 97,663.82 × 38,506.24
  4. Step 4: Simplify right side
    70,772.46x = 3,760,666,492.24
  5. Step 5: Solve for x
    x = 3,760,666,492.24/70,772.46
  6. Step 6: Final answer
    x = 53,137.43

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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.