Home / 94,420.28-130,294.98-51,970.64

Finding the Fourth Proportional to 94,420.28, 130,294.98 and 51,970.64

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Solution

The fourth proportional to 94,420.28, 130,294.98 and 51,970.64 is: 71,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,420.28 : 130,294.98 = 51,970.64 : x
  2. Step 2: Convert to fraction form
    94,420.28/130,294.98 = 51,970.64/x
  3. Step 3: Cross multiply
    94,420.28x = 130,294.98 × 51,970.64
  4. Step 4: Simplify right side
    94,420.28x = 6,771,513,499.39
  5. Step 5: Solve for x
    x = 6,771,513,499.39/94,420.28
  6. Step 6: Final answer
    x = 71,716.73

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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.