Home / 200,346.36-276,465.75-109,703.40

Finding the Fourth Proportional to 200,346.36, 276,465.75 and 109,703.40

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Solution

The fourth proportional to 200,346.36, 276,465.75 and 109,703.40 is: 151,384.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,346.36 : 276,465.75 = 109,703.40 : x
  2. Step 2: Convert to fraction form
    200,346.36/276,465.75 = 109,703.40/x
  3. Step 3: Cross multiply
    200,346.36x = 276,465.75 × 109,703.40
  4. Step 4: Simplify right side
    200,346.36x = 30,329,232,758.55
  5. Step 5: Solve for x
    x = 30,329,232,758.55/200,346.36
  6. Step 6: Final answer
    x = 151,384.00

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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.