Home / 141,054.18-194,654.94-77,392.23

Finding the Fourth Proportional to 141,054.18, 194,654.94 and 77,392.23

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Solution

The fourth proportional to 141,054.18, 194,654.94 and 77,392.23 is: 106,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,054.18 : 194,654.94 = 77,392.23 : x
  2. Step 2: Convert to fraction form
    141,054.18/194,654.94 = 77,392.23/x
  3. Step 3: Cross multiply
    141,054.18x = 194,654.94 × 77,392.23
  4. Step 4: Simplify right side
    141,054.18x = 15,064,779,887.12
  5. Step 5: Solve for x
    x = 15,064,779,887.12/141,054.18
  6. Step 6: Final answer
    x = 106,801.37

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1.5x scale

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.