Home / 104,916.56-144,783.02-57,170.30

Finding the Fourth Proportional to 104,916.56, 144,783.02 and 57,170.30

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Solution

The fourth proportional to 104,916.56, 144,783.02 and 57,170.30 is: 78,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,916.56 : 144,783.02 = 57,170.30 : x
  2. Step 2: Convert to fraction form
    104,916.56/144,783.02 = 57,170.30/x
  3. Step 3: Cross multiply
    104,916.56x = 144,783.02 × 57,170.30
  4. Step 4: Simplify right side
    104,916.56x = 8,277,288,688.31
  5. Step 5: Solve for x
    x = 8,277,288,688.31/104,916.56
  6. Step 6: Final answer
    x = 78,894.02

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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.