Home / 371,004.12-556,527.68-104,742.32

Finding the Fourth Proportional to 371,004.12, 556,527.68 and 104,742.32

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Solution

The fourth proportional to 371,004.12, 556,527.68 and 104,742.32 is: 157,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,004.12 : 556,527.68 = 104,742.32 : x
  2. Step 2: Convert to fraction form
    371,004.12/556,527.68 = 104,742.32/x
  3. Step 3: Cross multiply
    371,004.12x = 556,527.68 × 104,742.32
  4. Step 4: Simplify right side
    371,004.12x = 58,292,000,347.42
  5. Step 5: Solve for x
    x = 58,292,000,347.42/371,004.12
  6. Step 6: Final answer
    x = 157,119.55

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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.