Home / 186,720.63-257,628.36-110,241.51

Finding the Fourth Proportional to 186,720.63, 257,628.36 and 110,241.51

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Solution

The fourth proportional to 186,720.63, 257,628.36 and 110,241.51 is: 152,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,720.63 : 257,628.36 = 110,241.51 : x
  2. Step 2: Convert to fraction form
    186,720.63/257,628.36 = 110,241.51/x
  3. Step 3: Cross multiply
    186,720.63x = 257,628.36 × 110,241.51
  4. Step 4: Simplify right side
    186,720.63x = 28,401,339,425.22
  5. Step 5: Solve for x
    x = 28,401,339,425.22/186,720.63
  6. Step 6: Final answer
    x = 152,106.06

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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.