Home / 104,783.08-144,600.50-57,036.28

Finding the Fourth Proportional to 104,783.08, 144,600.50 and 57,036.28

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Solution

The fourth proportional to 104,783.08, 144,600.50 and 57,036.28 is: 78,709.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,783.08 : 144,600.50 = 57,036.28 : x
  2. Step 2: Convert to fraction form
    104,783.08/144,600.50 = 57,036.28/x
  3. Step 3: Cross multiply
    104,783.08x = 144,600.50 × 57,036.28
  4. Step 4: Simplify right side
    104,783.08x = 8,247,474,606.14
  5. Step 5: Solve for x
    x = 8,247,474,606.14/104,783.08
  6. Step 6: Final answer
    x = 78,709.98

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1.5x scale

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.