Home / 94,825.74-130,862.09-56,607.47

Finding the Fourth Proportional to 94,825.74, 130,862.09 and 56,607.47

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Solution

The fourth proportional to 94,825.74, 130,862.09 and 56,607.47 is: 78,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,825.74 : 130,862.09 = 56,607.47 : x
  2. Step 2: Convert to fraction form
    94,825.74/130,862.09 = 56,607.47/x
  3. Step 3: Cross multiply
    94,825.74x = 130,862.09 × 56,607.47
  4. Step 4: Simplify right side
    94,825.74x = 7,407,771,811.75
  5. Step 5: Solve for x
    x = 7,407,771,811.75/94,825.74
  6. Step 6: Final answer
    x = 78,119.84

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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.