Home / 127,656.04-191,483.76-34,161.80

Finding the Fourth Proportional to 127,656.04, 191,483.76 and 34,161.80

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Solution

The fourth proportional to 127,656.04, 191,483.76 and 34,161.80 is: 51,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,656.04 : 191,483.76 = 34,161.80 : x
  2. Step 2: Convert to fraction form
    127,656.04/191,483.76 = 34,161.80/x
  3. Step 3: Cross multiply
    127,656.04x = 191,483.76 × 34,161.80
  4. Step 4: Simplify right side
    127,656.04x = 6,541,429,912.37
  5. Step 5: Solve for x
    x = 6,541,429,912.37/127,656.04
  6. Step 6: Final answer
    x = 51,242.62

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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.