Home / 314,882.16-434,549.52-171,650.40

Finding the Fourth Proportional to 314,882.16, 434,549.52 and 171,650.40

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Solution

The fourth proportional to 314,882.16, 434,549.52 and 171,650.40 is: 236,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,882.16 : 434,549.52 = 171,650.40 : x
  2. Step 2: Convert to fraction form
    314,882.16/434,549.52 = 171,650.40/x
  3. Step 3: Cross multiply
    314,882.16x = 434,549.52 × 171,650.40
  4. Step 4: Simplify right side
    314,882.16x = 74,590,598,927.81
  5. Step 5: Solve for x
    x = 74,590,598,927.81/314,882.16
  6. Step 6: Final answer
    x = 236,884.17

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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.