Home / 106,265.52-146,728.26-70,505.64

Finding the Fourth Proportional to 106,265.52, 146,728.26 and 70,505.64

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Solution

The fourth proportional to 106,265.52, 146,728.26 and 70,505.64 is: 97,352.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,265.52 : 146,728.26 = 70,505.64 : x
  2. Step 2: Convert to fraction form
    106,265.52/146,728.26 = 70,505.64/x
  3. Step 3: Cross multiply
    106,265.52x = 146,728.26 × 70,505.64
  4. Step 4: Simplify right side
    106,265.52x = 10,345,169,877.39
  5. Step 5: Solve for x
    x = 10,345,169,877.39/106,265.52
  6. Step 6: Final answer
    x = 97,352.08

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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.