Home / 190,465.89-262,752.35-113,969.58

Finding the Fourth Proportional to 190,465.89, 262,752.35 and 113,969.58

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Solution

The fourth proportional to 190,465.89, 262,752.35 and 113,969.58 is: 157,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,465.89 : 262,752.35 = 113,969.58 : x
  2. Step 2: Convert to fraction form
    190,465.89/262,752.35 = 113,969.58/x
  3. Step 3: Cross multiply
    190,465.89x = 262,752.35 × 113,969.58
  4. Step 4: Simplify right side
    190,465.89x = 29,945,774,973.51
  5. Step 5: Solve for x
    x = 29,945,774,973.51/190,465.89
  6. Step 6: Final answer
    x = 157,223.82

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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.