Home / 145,683.35-201,028.53-107,463.54

Finding the Fourth Proportional to 145,683.35, 201,028.53 and 107,463.54

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Solution

The fourth proportional to 145,683.35, 201,028.53 and 107,463.54 is: 148,289.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,683.35 : 201,028.53 = 107,463.54 : x
  2. Step 2: Convert to fraction form
    145,683.35/201,028.53 = 107,463.54/x
  3. Step 3: Cross multiply
    145,683.35x = 201,028.53 × 107,463.54
  4. Step 4: Simplify right side
    145,683.35x = 21,603,237,474.80
  5. Step 5: Solve for x
    x = 21,603,237,474.80/145,683.35
  6. Step 6: Final answer
    x = 148,289.00

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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.