Home / 94,064.35-129,808.80-56,338.60

Finding the Fourth Proportional to 94,064.35, 129,808.80 and 56,338.60

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Solution

The fourth proportional to 94,064.35, 129,808.80 and 56,338.60 is: 77,747.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,064.35 : 129,808.80 = 56,338.60 : x
  2. Step 2: Convert to fraction form
    94,064.35/129,808.80 = 56,338.60/x
  3. Step 3: Cross multiply
    94,064.35x = 129,808.80 × 56,338.60
  4. Step 4: Simplify right side
    94,064.35x = 7,313,245,735.16
  5. Step 5: Solve for x
    x = 7,313,245,735.16/94,064.35
  6. Step 6: Final answer
    x = 77,747.26

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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.