Home / 147,525.44-221,386.58-76,513.55

Finding the Fourth Proportional to 147,525.44, 221,386.58 and 76,513.55

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Solution

The fourth proportional to 147,525.44, 221,386.58 and 76,513.55 is: 114,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,525.44 : 221,386.58 = 76,513.55 : x
  2. Step 2: Convert to fraction form
    147,525.44/221,386.58 = 76,513.55/x
  3. Step 3: Cross multiply
    147,525.44x = 221,386.58 × 76,513.55
  4. Step 4: Simplify right side
    147,525.44x = 16,939,073,158.16
  5. Step 5: Solve for x
    x = 16,939,073,158.16/147,525.44
  6. Step 6: Final answer
    x = 114,821.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.