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Finding the Fourth Proportional to 45,292.23, 67,929.03 and 15,700.10

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Solution

The fourth proportional to 45,292.23, 67,929.03 and 15,700.10 is: 23,546.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,292.23 : 67,929.03 = 15,700.10 : x
  2. Step 2: Convert to fraction form
    45,292.23/67,929.03 = 15,700.10/x
  3. Step 3: Cross multiply
    45,292.23x = 67,929.03 × 15,700.10
  4. Step 4: Simplify right side
    45,292.23x = 1,066,492,224.26
  5. Step 5: Solve for x
    x = 1,066,492,224.26/45,292.23
  6. Step 6: Final answer
    x = 23,546.91

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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.