Home / 170,410.40-255,615.60-144,166.40

Finding the Fourth Proportional to 170,410.40, 255,615.60 and 144,166.40

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Solution

The fourth proportional to 170,410.40, 255,615.60 and 144,166.40 is: 216,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,410.40 : 255,615.60 = 144,166.40 : x
  2. Step 2: Convert to fraction form
    170,410.40/255,615.60 = 144,166.40/x
  3. Step 3: Cross multiply
    170,410.40x = 255,615.60 × 144,166.40
  4. Step 4: Simplify right side
    170,410.40x = 36,851,180,835.84
  5. Step 5: Solve for x
    x = 36,851,180,835.84/170,410.40
  6. Step 6: Final answer
    x = 216,249.60

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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.