Home / 190,053.20-262,301.04-109,465.04

Finding the Fourth Proportional to 190,053.20, 262,301.04 and 109,465.04

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Solution

The fourth proportional to 190,053.20, 262,301.04 and 109,465.04 is: 151,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,053.20 : 262,301.04 = 109,465.04 : x
  2. Step 2: Convert to fraction form
    190,053.20/262,301.04 = 109,465.04/x
  3. Step 3: Cross multiply
    190,053.20x = 262,301.04 × 109,465.04
  4. Step 4: Simplify right side
    190,053.20x = 28,712,793,835.64
  5. Step 5: Solve for x
    x = 28,712,793,835.64/190,053.20
  6. Step 6: Final answer
    x = 151,077.67

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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.