Home / 190,071.60-262,295.46-109,498.92

Finding the Fourth Proportional to 190,071.60, 262,295.46 and 109,498.92

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Solution

The fourth proportional to 190,071.60, 262,295.46 and 109,498.92 is: 151,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,071.60 : 262,295.46 = 109,498.92 : x
  2. Step 2: Convert to fraction form
    190,071.60/262,295.46 = 109,498.92/x
  3. Step 3: Cross multiply
    190,071.60x = 262,295.46 × 109,498.92
  4. Step 4: Simplify right side
    190,071.60x = 28,721,069,590.90
  5. Step 5: Solve for x
    x = 28,721,069,590.90/190,071.60
  6. Step 6: Final answer
    x = 151,106.58

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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.