Home / 130,813.54-196,242.18-51,928.45

Finding the Fourth Proportional to 130,813.54, 196,242.18 and 51,928.45

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Solution

The fourth proportional to 130,813.54, 196,242.18 and 51,928.45 is: 77,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,813.54 : 196,242.18 = 51,928.45 : x
  2. Step 2: Convert to fraction form
    130,813.54/196,242.18 = 51,928.45/x
  3. Step 3: Cross multiply
    130,813.54x = 196,242.18 × 51,928.45
  4. Step 4: Simplify right side
    130,813.54x = 10,190,552,232.02
  5. Step 5: Solve for x
    x = 10,190,552,232.02/130,813.54
  6. Step 6: Final answer
    x = 77,901.36

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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.