Home / 165,320.64-247,943.70-46,989.36

Finding the Fourth Proportional to 165,320.64, 247,943.70 and 46,989.36

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Solution

The fourth proportional to 165,320.64, 247,943.70 and 46,989.36 is: 70,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,320.64 : 247,943.70 = 46,989.36 : x
  2. Step 2: Convert to fraction form
    165,320.64/247,943.70 = 46,989.36/x
  3. Step 3: Cross multiply
    165,320.64x = 247,943.70 × 46,989.36
  4. Step 4: Simplify right side
    165,320.64x = 11,650,715,779.03
  5. Step 5: Solve for x
    x = 11,650,715,779.03/165,320.64
  6. Step 6: Final answer
    x = 70,473.45

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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.