Home / 260,030.03-358,734.58-158,039.05

Finding the Fourth Proportional to 260,030.03, 358,734.58 and 158,039.05

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Solution

The fourth proportional to 260,030.03, 358,734.58 and 158,039.05 is: 218,028.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,030.03 : 358,734.58 = 158,039.05 : x
  2. Step 2: Convert to fraction form
    260,030.03/358,734.58 = 158,039.05/x
  3. Step 3: Cross multiply
    260,030.03x = 358,734.58 × 158,039.05
  4. Step 4: Simplify right side
    260,030.03x = 56,694,072,225.35
  5. Step 5: Solve for x
    x = 56,694,072,225.35/260,030.03
  6. Step 6: Final answer
    x = 218,028.94

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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.