Home / 141,438.87-212,164.92-46,677.33

Finding the Fourth Proportional to 141,438.87, 212,164.92 and 46,677.33

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Solution

The fourth proportional to 141,438.87, 212,164.92 and 46,677.33 is: 70,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,438.87 : 212,164.92 = 46,677.33 : x
  2. Step 2: Convert to fraction form
    141,438.87/212,164.92 = 46,677.33/x
  3. Step 3: Cross multiply
    141,438.87x = 212,164.92 × 46,677.33
  4. Step 4: Simplify right side
    141,438.87x = 9,903,291,985.26
  5. Step 5: Solve for x
    x = 9,903,291,985.26/141,438.87
  6. Step 6: Final answer
    x = 70,018.18

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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.