Home / 103,841.24-143,300.79-56,094.58

Finding the Fourth Proportional to 103,841.24, 143,300.79 and 56,094.58

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Solution

The fourth proportional to 103,841.24, 143,300.79 and 56,094.58 is: 77,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,841.24 : 143,300.79 = 56,094.58 : x
  2. Step 2: Convert to fraction form
    103,841.24/143,300.79 = 56,094.58/x
  3. Step 3: Cross multiply
    103,841.24x = 143,300.79 × 56,094.58
  4. Step 4: Simplify right side
    103,841.24x = 8,038,397,628.72
  5. Step 5: Solve for x
    x = 8,038,397,628.72/103,841.24
  6. Step 6: Final answer
    x = 77,410.45

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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.