Home / 94,783.62-130,839.56-64,599.45

Finding the Fourth Proportional to 94,783.62, 130,839.56 and 64,599.45

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Solution

The fourth proportional to 94,783.62, 130,839.56 and 64,599.45 is: 89,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,783.62 : 130,839.56 = 64,599.45 : x
  2. Step 2: Convert to fraction form
    94,783.62/130,839.56 = 64,599.45/x
  3. Step 3: Cross multiply
    94,783.62x = 130,839.56 × 64,599.45
  4. Step 4: Simplify right side
    94,783.62x = 8,452,163,614.24
  5. Step 5: Solve for x
    x = 8,452,163,614.24/94,783.62
  6. Step 6: Final answer
    x = 89,173.25

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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.