Home / 82,145.60-113,361.28-44,420.16

Finding the Fourth Proportional to 82,145.60, 113,361.28 and 44,420.16

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Solution

The fourth proportional to 82,145.60, 113,361.28 and 44,420.16 is: 61,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,145.60 : 113,361.28 = 44,420.16 : x
  2. Step 2: Convert to fraction form
    82,145.60/113,361.28 = 44,420.16/x
  3. Step 3: Cross multiply
    82,145.60x = 113,361.28 × 44,420.16
  4. Step 4: Simplify right side
    82,145.60x = 5,035,526,195.40
  5. Step 5: Solve for x
    x = 5,035,526,195.40/82,145.60
  6. Step 6: Final answer
    x = 61,300.01

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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.