Home / 149,790.04-206,615.33-113,901.37

Finding the Fourth Proportional to 149,790.04, 206,615.33 and 113,901.37

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Solution

The fourth proportional to 149,790.04, 206,615.33 and 113,901.37 is: 157,111.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,790.04 : 206,615.33 = 113,901.37 : x
  2. Step 2: Convert to fraction form
    149,790.04/206,615.33 = 113,901.37/x
  3. Step 3: Cross multiply
    149,790.04x = 206,615.33 × 113,901.37
  4. Step 4: Simplify right side
    149,790.04x = 23,533,767,547.42
  5. Step 5: Solve for x
    x = 23,533,767,547.42/149,790.04
  6. Step 6: Final answer
    x = 157,111.70

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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.