Home / 69,915.31-96,482.63-38,084.21

Finding the Fourth Proportional to 69,915.31, 96,482.63 and 38,084.21

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Solution

The fourth proportional to 69,915.31, 96,482.63 and 38,084.21 is: 52,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,915.31 : 96,482.63 = 38,084.21 : x
  2. Step 2: Convert to fraction form
    69,915.31/96,482.63 = 38,084.21/x
  3. Step 3: Cross multiply
    69,915.31x = 96,482.63 × 38,084.21
  4. Step 4: Simplify right side
    69,915.31x = 3,674,464,212.25
  5. Step 5: Solve for x
    x = 3,674,464,212.25/69,915.31
  6. Step 6: Final answer
    x = 52,555.93

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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.