Home / 309,020.28-463,554.38-92,862.13

Finding the Fourth Proportional to 309,020.28, 463,554.38 and 92,862.13

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Solution

The fourth proportional to 309,020.28, 463,554.38 and 92,862.13 is: 139,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,020.28 : 463,554.38 = 92,862.13 : x
  2. Step 2: Convert to fraction form
    309,020.28/463,554.38 = 92,862.13/x
  3. Step 3: Cross multiply
    309,020.28x = 463,554.38 × 92,862.13
  4. Step 4: Simplify right side
    309,020.28x = 43,046,647,097.63
  5. Step 5: Solve for x
    x = 43,046,647,097.63/309,020.28
  6. Step 6: Final answer
    x = 139,300.40

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1.5x scale

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.