Home / 70,604.08-97,433.66-38,774.93

Finding the Fourth Proportional to 70,604.08, 97,433.66 and 38,774.93

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Solution

The fourth proportional to 70,604.08, 97,433.66 and 38,774.93 is: 53,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,604.08 : 97,433.66 = 38,774.93 : x
  2. Step 2: Convert to fraction form
    70,604.08/97,433.66 = 38,774.93/x
  3. Step 3: Cross multiply
    70,604.08x = 97,433.66 × 38,774.93
  4. Step 4: Simplify right side
    70,604.08x = 3,777,982,955.91
  5. Step 5: Solve for x
    x = 3,777,982,955.91/70,604.08
  6. Step 6: Final answer
    x = 53,509.42

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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.