Home / 130,460.20-195,763.20-55,567.60

Finding the Fourth Proportional to 130,460.20, 195,763.20 and 55,567.60

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Solution

The fourth proportional to 130,460.20, 195,763.20 and 55,567.60 is: 83,382.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,460.20 : 195,763.20 = 55,567.60 : x
  2. Step 2: Convert to fraction form
    130,460.20/195,763.20 = 55,567.60/x
  3. Step 3: Cross multiply
    130,460.20x = 195,763.20 × 55,567.60
  4. Step 4: Simplify right side
    130,460.20x = 10,878,091,192.32
  5. Step 5: Solve for x
    x = 10,878,091,192.32/130,460.20
  6. Step 6: Final answer
    x = 83,382.45

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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.