Home / 190,465.62-262,841.10-104,423.58

Finding the Fourth Proportional to 190,465.62, 262,841.10 and 104,423.58

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Solution

The fourth proportional to 190,465.62, 262,841.10 and 104,423.58 is: 144,103.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,465.62 : 262,841.10 = 104,423.58 : x
  2. Step 2: Convert to fraction form
    190,465.62/262,841.10 = 104,423.58/x
  3. Step 3: Cross multiply
    190,465.62x = 262,841.10 × 104,423.58
  4. Step 4: Simplify right side
    190,465.62x = 27,446,808,633.14
  5. Step 5: Solve for x
    x = 27,446,808,633.14/190,465.62
  6. Step 6: Final answer
    x = 144,103.74

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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.