Home / 201,114.81-277,582.67-139,112.52

Finding the Fourth Proportional to 201,114.81, 277,582.67 and 139,112.52

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Solution

The fourth proportional to 201,114.81, 277,582.67 and 139,112.52 is: 192,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,114.81 : 277,582.67 = 139,112.52 : x
  2. Step 2: Convert to fraction form
    201,114.81/277,582.67 = 139,112.52/x
  3. Step 3: Cross multiply
    201,114.81x = 277,582.67 × 139,112.52
  4. Step 4: Simplify right side
    201,114.81x = 38,615,224,036.47
  5. Step 5: Solve for x
    x = 38,615,224,036.47/201,114.81
  6. Step 6: Final answer
    x = 192,005.87

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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.