Home / 104,866.37-157,303.50-28,972.61

Finding the Fourth Proportional to 104,866.37, 157,303.50 and 28,972.61

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Solution

The fourth proportional to 104,866.37, 157,303.50 and 28,972.61 is: 43,460.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,866.37 : 157,303.50 = 28,972.61 : x
  2. Step 2: Convert to fraction form
    104,866.37/157,303.50 = 28,972.61/x
  3. Step 3: Cross multiply
    104,866.37x = 157,303.50 × 28,972.61
  4. Step 4: Simplify right side
    104,866.37x = 4,557,492,957.14
  5. Step 5: Solve for x
    x = 4,557,492,957.14/104,866.37
  6. Step 6: Final answer
    x = 43,460.00

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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.