Home / 141,319.81-212,020.96-57,036.94

Finding the Fourth Proportional to 141,319.81, 212,020.96 and 57,036.94

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Solution

The fourth proportional to 141,319.81, 212,020.96 and 57,036.94 is: 85,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,319.81 : 212,020.96 = 57,036.94 : x
  2. Step 2: Convert to fraction form
    141,319.81/212,020.96 = 57,036.94/x
  3. Step 3: Cross multiply
    141,319.81x = 212,020.96 × 57,036.94
  4. Step 4: Simplify right side
    141,319.81x = 12,093,026,774.26
  5. Step 5: Solve for x
    x = 12,093,026,774.26/141,319.81
  6. Step 6: Final answer
    x = 85,572.06

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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.