Home / 94,409.21-130,280.87-54,094.94

Finding the Fourth Proportional to 94,409.21, 130,280.87 and 54,094.94

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Solution

The fourth proportional to 94,409.21, 130,280.87 and 54,094.94 is: 74,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,409.21 : 130,280.87 = 54,094.94 : x
  2. Step 2: Convert to fraction form
    94,409.21/130,280.87 = 54,094.94/x
  3. Step 3: Cross multiply
    94,409.21x = 130,280.87 × 54,094.94
  4. Step 4: Simplify right side
    94,409.21x = 7,047,534,923.92
  5. Step 5: Solve for x
    x = 7,047,534,923.92/94,409.21
  6. Step 6: Final answer
    x = 74,648.81

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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.