Home / 114,114.04-171,186.63-47,538.60

Finding the Fourth Proportional to 114,114.04, 171,186.63 and 47,538.60

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Solution

The fourth proportional to 114,114.04, 171,186.63 and 47,538.60 is: 71,314.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,114.04 : 171,186.63 = 47,538.60 : x
  2. Step 2: Convert to fraction form
    114,114.04/171,186.63 = 47,538.60/x
  3. Step 3: Cross multiply
    114,114.04x = 171,186.63 × 47,538.60
  4. Step 4: Simplify right side
    114,114.04x = 8,137,972,728.92
  5. Step 5: Solve for x
    x = 8,137,972,728.92/114,114.04
  6. Step 6: Final answer
    x = 71,314.39

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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.