Home / 104,656.76-144,427.35-56,911.14

Finding the Fourth Proportional to 104,656.76, 144,427.35 and 56,911.14

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Solution

The fourth proportional to 104,656.76, 144,427.35 and 56,911.14 is: 78,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,656.76 : 144,427.35 = 56,911.14 : x
  2. Step 2: Convert to fraction form
    104,656.76/144,427.35 = 56,911.14/x
  3. Step 3: Cross multiply
    104,656.76x = 144,427.35 × 56,911.14
  4. Step 4: Simplify right side
    104,656.76x = 8,219,525,349.10
  5. Step 5: Solve for x
    x = 8,219,525,349.10/104,656.76
  6. Step 6: Final answer
    x = 78,537.93

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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.