Home / 84,051.24-115,995.90-46,325.40

Finding the Fourth Proportional to 84,051.24, 115,995.90 and 46,325.40

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Solution

The fourth proportional to 84,051.24, 115,995.90 and 46,325.40 is: 63,931.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,051.24 : 115,995.90 = 46,325.40 : x
  2. Step 2: Convert to fraction form
    84,051.24/115,995.90 = 46,325.40/x
  3. Step 3: Cross multiply
    84,051.24x = 115,995.90 × 46,325.40
  4. Step 4: Simplify right side
    84,051.24x = 5,373,556,465.86
  5. Step 5: Solve for x
    x = 5,373,556,465.86/84,051.24
  6. Step 6: Final answer
    x = 63,931.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.