Home / 141,678.49-212,419.09-62,749.93

Finding the Fourth Proportional to 141,678.49, 212,419.09 and 62,749.93

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Solution

The fourth proportional to 141,678.49, 212,419.09 and 62,749.93 is: 94,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,678.49 : 212,419.09 = 62,749.93 : x
  2. Step 2: Convert to fraction form
    141,678.49/212,419.09 = 62,749.93/x
  3. Step 3: Cross multiply
    141,678.49x = 212,419.09 × 62,749.93
  4. Step 4: Simplify right side
    141,678.49x = 13,329,283,028.16
  5. Step 5: Solve for x
    x = 13,329,283,028.16/141,678.49
  6. Step 6: Final answer
    x = 94,081.20

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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.