Home / 307,554.40-461,331.60-97,256.80

Finding the Fourth Proportional to 307,554.40, 461,331.60 and 97,256.80

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Solution

The fourth proportional to 307,554.40, 461,331.60 and 97,256.80 is: 145,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,554.40 : 461,331.60 = 97,256.80 : x
  2. Step 2: Convert to fraction form
    307,554.40/461,331.60 = 97,256.80/x
  3. Step 3: Cross multiply
    307,554.40x = 461,331.60 × 97,256.80
  4. Step 4: Simplify right side
    307,554.40x = 44,867,635,154.88
  5. Step 5: Solve for x
    x = 44,867,635,154.88/307,554.40
  6. Step 6: Final answer
    x = 145,885.20

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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.