Home / 70,532.18-97,361.50-47,881.28

Finding the Fourth Proportional to 70,532.18, 97,361.50 and 47,881.28

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Solution

The fourth proportional to 70,532.18, 97,361.50 and 47,881.28 is: 66,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,532.18 : 97,361.50 = 47,881.28 : x
  2. Step 2: Convert to fraction form
    70,532.18/97,361.50 = 47,881.28/x
  3. Step 3: Cross multiply
    70,532.18x = 97,361.50 × 47,881.28
  4. Step 4: Simplify right side
    70,532.18x = 4,661,793,242.72
  5. Step 5: Solve for x
    x = 4,661,793,242.72/70,532.18
  6. Step 6: Final answer
    x = 66,094.56

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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.