Home / 130,005.54-195,015.60-36,504

Finding the Fourth Proportional to 130,005.54, 195,015.60 and 36,504

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Solution

The fourth proportional to 130,005.54, 195,015.60 and 36,504 is: 54,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,005.54 : 195,015.60 = 36,504 : x
  2. Step 2: Convert to fraction form
    130,005.54/195,015.60 = 36,504/x
  3. Step 3: Cross multiply
    130,005.54x = 195,015.60 × 36,504
  4. Step 4: Simplify right side
    130,005.54x = 7,118,849,462.40
  5. Step 5: Solve for x
    x = 7,118,849,462.40/130,005.54
  6. Step 6: Final answer
    x = 54,758.05

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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.