Home / 127,298.39-190,968.23-43,063.67

Finding the Fourth Proportional to 127,298.39, 190,968.23 and 43,063.67

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Solution

The fourth proportional to 127,298.39, 190,968.23 and 43,063.67 is: 64,602.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,298.39 : 190,968.23 = 43,063.67 : x
  2. Step 2: Convert to fraction form
    127,298.39/190,968.23 = 43,063.67/x
  3. Step 3: Cross multiply
    127,298.39x = 190,968.23 × 43,063.67
  4. Step 4: Simplify right side
    127,298.39x = 8,223,791,667.04
  5. Step 5: Solve for x
    x = 8,223,791,667.04/127,298.39
  6. Step 6: Final answer
    x = 64,602.48

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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.