Home / 127,917.79-176,522.19-70,559.38

Finding the Fourth Proportional to 127,917.79, 176,522.19 and 70,559.38

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Solution

The fourth proportional to 127,917.79, 176,522.19 and 70,559.38 is: 97,369.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,917.79 : 176,522.19 = 70,559.38 : x
  2. Step 2: Convert to fraction form
    127,917.79/176,522.19 = 70,559.38/x
  3. Step 3: Cross multiply
    127,917.79x = 176,522.19 × 70,559.38
  4. Step 4: Simplify right side
    127,917.79x = 12,455,296,282.64
  5. Step 5: Solve for x
    x = 12,455,296,282.64/127,917.79
  6. Step 6: Final answer
    x = 97,369.54

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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.