Home / 97,713.60-146,504.70-38,518.80

Finding the Fourth Proportional to 97,713.60, 146,504.70 and 38,518.80

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Solution

The fourth proportional to 97,713.60, 146,504.70 and 38,518.80 is: 57,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,713.60 : 146,504.70 = 38,518.80 : x
  2. Step 2: Convert to fraction form
    97,713.60/146,504.70 = 38,518.80/x
  3. Step 3: Cross multiply
    97,713.60x = 146,504.70 × 38,518.80
  4. Step 4: Simplify right side
    97,713.60x = 5,643,185,238.36
  5. Step 5: Solve for x
    x = 5,643,185,238.36/97,713.60
  6. Step 6: Final answer
    x = 57,752.30

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1.5x scale

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.