Home / 104,784.99-144,606.55-57,041.52

Finding the Fourth Proportional to 104,784.99, 144,606.55 and 57,041.52

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Solution

The fourth proportional to 104,784.99, 144,606.55 and 57,041.52 is: 78,719.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,784.99 : 144,606.55 = 57,041.52 : x
  2. Step 2: Convert to fraction form
    104,784.99/144,606.55 = 57,041.52/x
  3. Step 3: Cross multiply
    104,784.99x = 144,606.55 × 57,041.52
  4. Step 4: Simplify right side
    104,784.99x = 8,248,577,413.96
  5. Step 5: Solve for x
    x = 8,248,577,413.96/104,784.99
  6. Step 6: Final answer
    x = 78,719.07

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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.