Home / 102,290.63-153,435.62-46,064.90

Finding the Fourth Proportional to 102,290.63, 153,435.62 and 46,064.90

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Solution

The fourth proportional to 102,290.63, 153,435.62 and 46,064.90 is: 69,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,290.63 : 153,435.62 = 46,064.90 : x
  2. Step 2: Convert to fraction form
    102,290.63/153,435.62 = 46,064.90/x
  3. Step 3: Cross multiply
    102,290.63x = 153,435.62 × 46,064.90
  4. Step 4: Simplify right side
    102,290.63x = 7,067,995,494.24
  5. Step 5: Solve for x
    x = 7,067,995,494.24/102,290.63
  6. Step 6: Final answer
    x = 69,097.20

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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.