Home / 47,158.04-70,745.80-15,570.30

Finding the Fourth Proportional to 47,158.04, 70,745.80 and 15,570.30

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Solution

The fourth proportional to 47,158.04, 70,745.80 and 15,570.30 is: 23,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,158.04 : 70,745.80 = 15,570.30 : x
  2. Step 2: Convert to fraction form
    47,158.04/70,745.80 = 15,570.30/x
  3. Step 3: Cross multiply
    47,158.04x = 70,745.80 × 15,570.30
  4. Step 4: Simplify right side
    47,158.04x = 1,101,533,329.74
  5. Step 5: Solve for x
    x = 1,101,533,329.74/47,158.04
  6. Step 6: Final answer
    x = 23,358.34

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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.