Home / 70,603.36-97,433.32-38,772.94

Finding the Fourth Proportional to 70,603.36, 97,433.32 and 38,772.94

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Solution

The fourth proportional to 70,603.36, 97,433.32 and 38,772.94 is: 53,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,603.36 : 97,433.32 = 38,772.94 : x
  2. Step 2: Convert to fraction form
    70,603.36/97,433.32 = 38,772.94/x
  3. Step 3: Cross multiply
    70,603.36x = 97,433.32 × 38,772.94
  4. Step 4: Simplify right side
    70,603.36x = 3,777,776,270.36
  5. Step 5: Solve for x
    x = 3,777,776,270.36/70,603.36
  6. Step 6: Final answer
    x = 53,507.03

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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.