Home / 200,746.08-277,029.56-111,322.08

Finding the Fourth Proportional to 200,746.08, 277,029.56 and 111,322.08

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Solution

The fourth proportional to 200,746.08, 277,029.56 and 111,322.08 is: 153,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,746.08 : 277,029.56 = 111,322.08 : x
  2. Step 2: Convert to fraction form
    200,746.08/277,029.56 = 111,322.08/x
  3. Step 3: Cross multiply
    200,746.08x = 277,029.56 × 111,322.08
  4. Step 4: Simplify right side
    200,746.08x = 30,839,506,840.68
  5. Step 5: Solve for x
    x = 30,839,506,840.68/200,746.08
  6. Step 6: Final answer
    x = 153,624.45

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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.