Home / 301,511.10-452,266.65-124,145.40

Finding the Fourth Proportional to 301,511.10, 452,266.65 and 124,145.40

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Solution

The fourth proportional to 301,511.10, 452,266.65 and 124,145.40 is: 186,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,511.10 : 452,266.65 = 124,145.40 : x
  2. Step 2: Convert to fraction form
    301,511.10/452,266.65 = 124,145.40/x
  3. Step 3: Cross multiply
    301,511.10x = 452,266.65 × 124,145.40
  4. Step 4: Simplify right side
    301,511.10x = 56,146,824,170.91
  5. Step 5: Solve for x
    x = 56,146,824,170.91/301,511.10
  6. Step 6: Final answer
    x = 186,218.10

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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.