Home / 170,774.40-256,137.30-58,459.80

Finding the Fourth Proportional to 170,774.40, 256,137.30 and 58,459.80

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Solution

The fourth proportional to 170,774.40, 256,137.30 and 58,459.80 is: 87,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,774.40 : 256,137.30 = 58,459.80 : x
  2. Step 2: Convert to fraction form
    170,774.40/256,137.30 = 58,459.80/x
  3. Step 3: Cross multiply
    170,774.40x = 256,137.30 × 58,459.80
  4. Step 4: Simplify right side
    170,774.40x = 14,973,735,330.54
  5. Step 5: Solve for x
    x = 14,973,735,330.54/170,774.40
  6. Step 6: Final answer
    x = 87,681.38

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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.