Home / 88,457.85-122,191.26-70,677.54

Finding the Fourth Proportional to 88,457.85, 122,191.26 and 70,677.54

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Solution

The fourth proportional to 88,457.85, 122,191.26 and 70,677.54 is: 97,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,457.85 : 122,191.26 = 70,677.54 : x
  2. Step 2: Convert to fraction form
    88,457.85/122,191.26 = 70,677.54/x
  3. Step 3: Cross multiply
    88,457.85x = 122,191.26 × 70,677.54
  4. Step 4: Simplify right side
    88,457.85x = 8,636,177,666.30
  5. Step 5: Solve for x
    x = 8,636,177,666.30/88,457.85
  6. Step 6: Final answer
    x = 97,630.43

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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.