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Finding the Fourth Proportional to 23,307.56, 34,915.56 and 15,385.94

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Solution

The fourth proportional to 23,307.56, 34,915.56 and 15,385.94 is: 23,048.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,307.56 : 34,915.56 = 15,385.94 : x
  2. Step 2: Convert to fraction form
    23,307.56/34,915.56 = 15,385.94/x
  3. Step 3: Cross multiply
    23,307.56x = 34,915.56 × 15,385.94
  4. Step 4: Simplify right side
    23,307.56x = 537,208,711.23
  5. Step 5: Solve for x
    x = 537,208,711.23/23,307.56
  6. Step 6: Final answer
    x = 23,048.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.