Home / 102,303.51-141,185.30-57,594.39

Finding the Fourth Proportional to 102,303.51, 141,185.30 and 57,594.39

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Solution

The fourth proportional to 102,303.51, 141,185.30 and 57,594.39 is: 79,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,303.51 : 141,185.30 = 57,594.39 : x
  2. Step 2: Convert to fraction form
    102,303.51/141,185.30 = 57,594.39/x
  3. Step 3: Cross multiply
    102,303.51x = 141,185.30 × 57,594.39
  4. Step 4: Simplify right side
    102,303.51x = 8,131,480,942.50
  5. Step 5: Solve for x
    x = 8,131,480,942.50/102,303.51
  6. Step 6: Final answer
    x = 79,483.89

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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.