Home / 56,946.63-85,419.81-15,393.63

Finding the Fourth Proportional to 56,946.63, 85,419.81 and 15,393.63

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Solution

The fourth proportional to 56,946.63, 85,419.81 and 15,393.63 is: 23,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,946.63 : 85,419.81 = 15,393.63 : x
  2. Step 2: Convert to fraction form
    56,946.63/85,419.81 = 15,393.63/x
  3. Step 3: Cross multiply
    56,946.63x = 85,419.81 × 15,393.63
  4. Step 4: Simplify right side
    56,946.63x = 1,314,920,949.81
  5. Step 5: Solve for x
    x = 1,314,920,949.81/56,946.63
  6. Step 6: Final answer
    x = 23,090.41

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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.