Home / 46,668.36-70,031.72-18,966.36

Finding the Fourth Proportional to 46,668.36, 70,031.72 and 18,966.36

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Solution

The fourth proportional to 46,668.36, 70,031.72 and 18,966.36 is: 28,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,668.36 : 70,031.72 = 18,966.36 : x
  2. Step 2: Convert to fraction form
    46,668.36/70,031.72 = 18,966.36/x
  3. Step 3: Cross multiply
    46,668.36x = 70,031.72 × 18,966.36
  4. Step 4: Simplify right side
    46,668.36x = 1,328,246,812.94
  5. Step 5: Solve for x
    x = 1,328,246,812.94/46,668.36
  6. Step 6: Final answer
    x = 28,461.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.