Home / 141,060.23-194,661.59-77,398.01

Finding the Fourth Proportional to 141,060.23, 194,661.59 and 77,398.01

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Solution

The fourth proportional to 141,060.23, 194,661.59 and 77,398.01 is: 106,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,060.23 : 194,661.59 = 77,398.01 : x
  2. Step 2: Convert to fraction form
    141,060.23/194,661.59 = 77,398.01/x
  3. Step 3: Cross multiply
    141,060.23x = 194,661.59 × 77,398.01
  4. Step 4: Simplify right side
    141,060.23x = 15,066,418,329.14
  5. Step 5: Solve for x
    x = 15,066,418,329.14/141,060.23
  6. Step 6: Final answer
    x = 106,808.41

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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.