Home / 145,977.53-201,450.44-85,583.93

Finding the Fourth Proportional to 145,977.53, 201,450.44 and 85,583.93

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Solution

The fourth proportional to 145,977.53, 201,450.44 and 85,583.93 is: 118,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,977.53 : 201,450.44 = 85,583.93 : x
  2. Step 2: Convert to fraction form
    145,977.53/201,450.44 = 85,583.93/x
  3. Step 3: Cross multiply
    145,977.53x = 201,450.44 × 85,583.93
  4. Step 4: Simplify right side
    145,977.53x = 17,240,919,562.14
  5. Step 5: Solve for x
    x = 17,240,919,562.14/145,977.53
  6. Step 6: Final answer
    x = 118,106.67

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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.