Home / 147,370.02-203,463.54-104,440.56

Finding the Fourth Proportional to 147,370.02, 203,463.54 and 104,440.56

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Solution

The fourth proportional to 147,370.02, 203,463.54 and 104,440.56 is: 144,193.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,370.02 : 203,463.54 = 104,440.56 : x
  2. Step 2: Convert to fraction form
    147,370.02/203,463.54 = 104,440.56/x
  3. Step 3: Cross multiply
    147,370.02x = 203,463.54 × 104,440.56
  4. Step 4: Simplify right side
    147,370.02x = 21,249,846,057.18
  5. Step 5: Solve for x
    x = 21,249,846,057.18/147,370.02
  6. Step 6: Final answer
    x = 144,193.82

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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.