Home / 129,783.77-194,523.02-58,623.35

Finding the Fourth Proportional to 129,783.77, 194,523.02 and 58,623.35

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Solution

The fourth proportional to 129,783.77, 194,523.02 and 58,623.35 is: 87,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,783.77 : 194,523.02 = 58,623.35 : x
  2. Step 2: Convert to fraction form
    129,783.77/194,523.02 = 58,623.35/x
  3. Step 3: Cross multiply
    129,783.77x = 194,523.02 × 58,623.35
  4. Step 4: Simplify right side
    129,783.77x = 11,403,590,038.62
  5. Step 5: Solve for x
    x = 11,403,590,038.62/129,783.77
  6. Step 6: Final answer
    x = 87,866.07

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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.