Home / 70,172.53-96,835.94-38,341.38

Finding the Fourth Proportional to 70,172.53, 96,835.94 and 38,341.38

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Solution

The fourth proportional to 70,172.53, 96,835.94 and 38,341.38 is: 52,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,172.53 : 96,835.94 = 38,341.38 : x
  2. Step 2: Convert to fraction form
    70,172.53/96,835.94 = 38,341.38/x
  3. Step 3: Cross multiply
    70,172.53x = 96,835.94 × 38,341.38
  4. Step 4: Simplify right side
    70,172.53x = 3,712,823,888.41
  5. Step 5: Solve for x
    x = 3,712,823,888.41/70,172.53
  6. Step 6: Final answer
    x = 52,909.94

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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.