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Finding the Fourth Proportional to 15,503.01, 23,256.06 and 4,970.40

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Solution

The fourth proportional to 15,503.01, 23,256.06 and 4,970.40 is: 7,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503.01 : 23,256.06 = 4,970.40 : x
  2. Step 2: Convert to fraction form
    15,503.01/23,256.06 = 4,970.40/x
  3. Step 3: Cross multiply
    15,503.01x = 23,256.06 × 4,970.40
  4. Step 4: Simplify right side
    15,503.01x = 115,591,920.62
  5. Step 5: Solve for x
    x = 115,591,920.62/15,503.01
  6. Step 6: Final answer
    x = 7,456.10

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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.