Home / 106,670.37-147,195.59-61,336.29

Finding the Fourth Proportional to 106,670.37, 147,195.59 and 61,336.29

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Solution

The fourth proportional to 106,670.37, 147,195.59 and 61,336.29 is: 84,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,670.37 : 147,195.59 = 61,336.29 : x
  2. Step 2: Convert to fraction form
    106,670.37/147,195.59 = 61,336.29/x
  3. Step 3: Cross multiply
    106,670.37x = 147,195.59 × 61,336.29
  4. Step 4: Simplify right side
    106,670.37x = 9,028,431,088.28
  5. Step 5: Solve for x
    x = 9,028,431,088.28/106,670.37
  6. Step 6: Final answer
    x = 84,638.60

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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.