Home / 70,915.30-97,858.46-39,084.18

Finding the Fourth Proportional to 70,915.30, 97,858.46 and 39,084.18

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Solution

The fourth proportional to 70,915.30, 97,858.46 and 39,084.18 is: 53,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,915.30 : 97,858.46 = 39,084.18 : x
  2. Step 2: Convert to fraction form
    70,915.30/97,858.46 = 39,084.18/x
  3. Step 3: Cross multiply
    70,915.30x = 97,858.46 × 39,084.18
  4. Step 4: Simplify right side
    70,915.30x = 3,824,717,665.16
  5. Step 5: Solve for x
    x = 3,824,717,665.16/70,915.30
  6. Step 6: Final answer
    x = 53,933.60

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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.