Home / 257,929.26-386,970.75-123,094.59

Finding the Fourth Proportional to 257,929.26, 386,970.75 and 123,094.59

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Solution

The fourth proportional to 257,929.26, 386,970.75 and 123,094.59 is: 184,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,929.26 : 386,970.75 = 123,094.59 : x
  2. Step 2: Convert to fraction form
    257,929.26/386,970.75 = 123,094.59/x
  3. Step 3: Cross multiply
    257,929.26x = 386,970.75 × 123,094.59
  4. Step 4: Simplify right side
    257,929.26x = 47,634,005,813.24
  5. Step 5: Solve for x
    x = 47,634,005,813.24/257,929.26
  6. Step 6: Final answer
    x = 184,678.57

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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.