Home / 353,031.47-487,184.05-191,886.09

Finding the Fourth Proportional to 353,031.47, 487,184.05 and 191,886.09

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Solution

The fourth proportional to 353,031.47, 487,184.05 and 191,886.09 is: 264,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,031.47 : 487,184.05 = 191,886.09 : x
  2. Step 2: Convert to fraction form
    353,031.47/487,184.05 = 191,886.09/x
  3. Step 3: Cross multiply
    353,031.47x = 487,184.05 × 191,886.09
  4. Step 4: Simplify right side
    353,031.47x = 93,483,842,464.86
  5. Step 5: Solve for x
    x = 93,483,842,464.86/353,031.47
  6. Step 6: Final answer
    x = 264,803.14

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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.