Home / 47,895.42-71,858.63-31,287.93

Finding the Fourth Proportional to 47,895.42, 71,858.63 and 31,287.93

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Solution

The fourth proportional to 47,895.42, 71,858.63 and 31,287.93 is: 46,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,895.42 : 71,858.63 = 31,287.93 : x
  2. Step 2: Convert to fraction form
    47,895.42/71,858.63 = 31,287.93/x
  3. Step 3: Cross multiply
    47,895.42x = 71,858.63 × 31,287.93
  4. Step 4: Simplify right side
    47,895.42x = 2,248,307,785.34
  5. Step 5: Solve for x
    x = 2,248,307,785.34/47,895.42
  6. Step 6: Final answer
    x = 46,942.02

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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.