Home / 70,603.32-97,433.40-38,771.52

Finding the Fourth Proportional to 70,603.32, 97,433.40 and 38,771.52

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Solution

The fourth proportional to 70,603.32, 97,433.40 and 38,771.52 is: 53,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,603.32 : 97,433.40 = 38,771.52 : x
  2. Step 2: Convert to fraction form
    70,603.32/97,433.40 = 38,771.52/x
  3. Step 3: Cross multiply
    70,603.32x = 97,433.40 × 38,771.52
  4. Step 4: Simplify right side
    70,603.32x = 3,777,641,016.77
  5. Step 5: Solve for x
    x = 3,777,641,016.77/70,603.32
  6. Step 6: Final answer
    x = 53,505.15

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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.