Home / 200,431.04-276,594.24-115,547.36

Finding the Fourth Proportional to 200,431.04, 276,594.24 and 115,547.36

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Solution

The fourth proportional to 200,431.04, 276,594.24 and 115,547.36 is: 159,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,431.04 : 276,594.24 = 115,547.36 : x
  2. Step 2: Convert to fraction form
    200,431.04/276,594.24 = 115,547.36/x
  3. Step 3: Cross multiply
    200,431.04x = 276,594.24 × 115,547.36
  4. Step 4: Simplify right side
    200,431.04x = 31,959,734,223.21
  5. Step 5: Solve for x
    x = 31,959,734,223.21/200,431.04
  6. Step 6: Final answer
    x = 159,455.01

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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.