Home / 314,831.18-434,476.14-171,600.50

Finding the Fourth Proportional to 314,831.18, 434,476.14 and 171,600.50

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Solution

The fourth proportional to 314,831.18, 434,476.14 and 171,600.50 is: 236,813.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,831.18 : 434,476.14 = 171,600.50 : x
  2. Step 2: Convert to fraction form
    314,831.18/434,476.14 = 171,600.50/x
  3. Step 3: Cross multiply
    314,831.18x = 434,476.14 × 171,600.50
  4. Step 4: Simplify right side
    314,831.18x = 74,556,323,304.76
  5. Step 5: Solve for x
    x = 74,556,323,304.76/314,831.18
  6. Step 6: Final answer
    x = 236,813.66

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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.