Home / 262,962.08-362,887.60-143,730.08

Finding the Fourth Proportional to 262,962.08, 362,887.60 and 143,730.08

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Solution

The fourth proportional to 262,962.08, 362,887.60 and 143,730.08 is: 198,347.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,962.08 : 362,887.60 = 143,730.08 : x
  2. Step 2: Convert to fraction form
    262,962.08/362,887.60 = 143,730.08/x
  3. Step 3: Cross multiply
    262,962.08x = 362,887.60 × 143,730.08
  4. Step 4: Simplify right side
    262,962.08x = 52,157,863,779.01
  5. Step 5: Solve for x
    x = 52,157,863,779.01/262,962.08
  6. Step 6: Final answer
    x = 198,347.47

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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.