Home / 190,713.98-263,188.64-104,681.01

Finding the Fourth Proportional to 190,713.98, 263,188.64 and 104,681.01

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Solution

The fourth proportional to 190,713.98, 263,188.64 and 104,681.01 is: 144,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,713.98 : 263,188.64 = 104,681.01 : x
  2. Step 2: Convert to fraction form
    190,713.98/263,188.64 = 104,681.01/x
  3. Step 3: Cross multiply
    190,713.98x = 263,188.64 × 104,681.01
  4. Step 4: Simplify right side
    190,713.98x = 27,550,852,132.32
  5. Step 5: Solve for x
    x = 27,550,852,132.32/190,713.98
  6. Step 6: Final answer
    x = 144,461.63

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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.