Home / 314,031.08-433,353.62-178,077.40

Finding the Fourth Proportional to 314,031.08, 433,353.62 and 178,077.40

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Solution

The fourth proportional to 314,031.08, 433,353.62 and 178,077.40 is: 245,741.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,031.08 : 433,353.62 = 178,077.40 : x
  2. Step 2: Convert to fraction form
    314,031.08/433,353.62 = 178,077.40/x
  3. Step 3: Cross multiply
    314,031.08x = 433,353.62 × 178,077.40
  4. Step 4: Simplify right side
    314,031.08x = 77,170,485,930.19
  5. Step 5: Solve for x
    x = 77,170,485,930.19/314,031.08
  6. Step 6: Final answer
    x = 245,741.56

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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.