Home / 70,971.63-97,942.26-45,864.87

Finding the Fourth Proportional to 70,971.63, 97,942.26 and 45,864.87

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Solution

The fourth proportional to 70,971.63, 97,942.26 and 45,864.87 is: 63,294.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,971.63 : 97,942.26 = 45,864.87 : x
  2. Step 2: Convert to fraction form
    70,971.63/97,942.26 = 45,864.87/x
  3. Step 3: Cross multiply
    70,971.63x = 97,942.26 × 45,864.87
  4. Step 4: Simplify right side
    70,971.63x = 4,492,109,022.41
  5. Step 5: Solve for x
    x = 4,492,109,022.41/70,971.63
  6. Step 6: Final answer
    x = 63,294.43

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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.