Home / 127,114.43-175,417.94-70,525.67

Finding the Fourth Proportional to 127,114.43, 175,417.94 and 70,525.67

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Solution

The fourth proportional to 127,114.43, 175,417.94 and 70,525.67 is: 97,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,114.43 : 175,417.94 = 70,525.67 : x
  2. Step 2: Convert to fraction form
    127,114.43/175,417.94 = 70,525.67/x
  3. Step 3: Cross multiply
    127,114.43x = 175,417.94 × 70,525.67
  4. Step 4: Simplify right side
    127,114.43x = 12,371,467,748.52
  5. Step 5: Solve for x
    x = 12,371,467,748.52/127,114.43
  6. Step 6: Final answer
    x = 97,325.44

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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.