Home / 255,877.12-353,173.74-174,340.24

Finding the Fourth Proportional to 255,877.12, 353,173.74 and 174,340.24

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Solution

The fourth proportional to 255,877.12, 353,173.74 and 174,340.24 is: 240,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,877.12 : 353,173.74 = 174,340.24 : x
  2. Step 2: Convert to fraction form
    255,877.12/353,173.74 = 174,340.24/x
  3. Step 3: Cross multiply
    255,877.12x = 353,173.74 × 174,340.24
  4. Step 4: Simplify right side
    255,877.12x = 61,572,394,593.30
  5. Step 5: Solve for x
    x = 61,572,394,593.30/255,877.12
  6. Step 6: Final answer
    x = 240,632.67

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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.