Home / 106,202.10-146,541.24-70,440.60

Finding the Fourth Proportional to 106,202.10, 146,541.24 and 70,440.60

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Solution

The fourth proportional to 106,202.10, 146,541.24 and 70,440.60 is: 97,196.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,202.10 : 146,541.24 = 70,440.60 : x
  2. Step 2: Convert to fraction form
    106,202.10/146,541.24 = 70,440.60/x
  3. Step 3: Cross multiply
    106,202.10x = 146,541.24 × 70,440.60
  4. Step 4: Simplify right side
    106,202.10x = 10,322,452,870.34
  5. Step 5: Solve for x
    x = 10,322,452,870.34/106,202.10
  6. Step 6: Final answer
    x = 97,196.32

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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.