Home / 47,015.10-70,522.65-15,425.10

Finding the Fourth Proportional to 47,015.10, 70,522.65 and 15,425.10

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Solution

The fourth proportional to 47,015.10, 70,522.65 and 15,425.10 is: 23,137.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,015.10 : 70,522.65 = 15,425.10 : x
  2. Step 2: Convert to fraction form
    47,015.10/70,522.65 = 15,425.10/x
  3. Step 3: Cross multiply
    47,015.10x = 70,522.65 × 15,425.10
  4. Step 4: Simplify right side
    47,015.10x = 1,087,818,928.52
  5. Step 5: Solve for x
    x = 1,087,818,928.52/47,015.10
  6. Step 6: Final answer
    x = 23,137.65

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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.