Home / 127,941.48-176,558.90-71,352.92

Finding the Fourth Proportional to 127,941.48, 176,558.90 and 71,352.92

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Solution

The fourth proportional to 127,941.48, 176,558.90 and 71,352.92 is: 98,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,941.48 : 176,558.90 = 71,352.92 : x
  2. Step 2: Convert to fraction form
    127,941.48/176,558.90 = 71,352.92/x
  3. Step 3: Cross multiply
    127,941.48x = 176,558.90 × 71,352.92
  4. Step 4: Simplify right side
    127,941.48x = 12,597,993,066.99
  5. Step 5: Solve for x
    x = 12,597,993,066.99/127,941.48
  6. Step 6: Final answer
    x = 98,466.84

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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.