Home / 127,095.96-190,464.73-70,195.51

Finding the Fourth Proportional to 127,095.96, 190,464.73 and 70,195.51

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Solution

The fourth proportional to 127,095.96, 190,464.73 and 70,195.51 is: 105,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.96 : 190,464.73 = 70,195.51 : x
  2. Step 2: Convert to fraction form
    127,095.96/190,464.73 = 70,195.51/x
  3. Step 3: Cross multiply
    127,095.96x = 190,464.73 × 70,195.51
  4. Step 4: Simplify right side
    127,095.96x = 13,369,768,859.36
  5. Step 5: Solve for x
    x = 13,369,768,859.36/127,095.96
  6. Step 6: Final answer
    x = 105,194.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.