Home / 314,370.27-433,831.02-171,131.39

Finding the Fourth Proportional to 314,370.27, 433,831.02 and 171,131.39

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Solution

The fourth proportional to 314,370.27, 433,831.02 and 171,131.39 is: 236,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,370.27 : 433,831.02 = 171,131.39 : x
  2. Step 2: Convert to fraction form
    314,370.27/433,831.02 = 171,131.39/x
  3. Step 3: Cross multiply
    314,370.27x = 433,831.02 × 171,131.39
  4. Step 4: Simplify right side
    314,370.27x = 74,242,105,477.72
  5. Step 5: Solve for x
    x = 74,242,105,477.72/314,370.27
  6. Step 6: Final answer
    x = 236,161.34

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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.