Home / 188,014.63-281,881.69-113,117.23

Finding the Fourth Proportional to 188,014.63, 281,881.69 and 113,117.23

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Solution

The fourth proportional to 188,014.63, 281,881.69 and 113,117.23 is: 169,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,014.63 : 281,881.69 = 113,117.23 : x
  2. Step 2: Convert to fraction form
    188,014.63/281,881.69 = 113,117.23/x
  3. Step 3: Cross multiply
    188,014.63x = 281,881.69 × 113,117.23
  4. Step 4: Simplify right side
    188,014.63x = 31,885,673,985.52
  5. Step 5: Solve for x
    x = 31,885,673,985.52/188,014.63
  6. Step 6: Final answer
    x = 169,591.45

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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.