Home / 153,831.36-230,588.64-111,606.24

Finding the Fourth Proportional to 153,831.36, 230,588.64 and 111,606.24

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Solution

The fourth proportional to 153,831.36, 230,588.64 and 111,606.24 is: 167,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,831.36 : 230,588.64 = 111,606.24 : x
  2. Step 2: Convert to fraction form
    153,831.36/230,588.64 = 111,606.24/x
  3. Step 3: Cross multiply
    153,831.36x = 230,588.64 × 111,606.24
  4. Step 4: Simplify right side
    153,831.36x = 25,735,131,097.11
  5. Step 5: Solve for x
    x = 25,735,131,097.11/153,831.36
  6. Step 6: Final answer
    x = 167,294.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.