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Finding the Fourth Proportional to 79,300.54, 118,913.14 and 46,030.80

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Solution

The fourth proportional to 79,300.54, 118,913.14 and 46,030.80 is: 69,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,300.54 : 118,913.14 = 46,030.80 : x
  2. Step 2: Convert to fraction form
    79,300.54/118,913.14 = 46,030.80/x
  3. Step 3: Cross multiply
    79,300.54x = 118,913.14 × 46,030.80
  4. Step 4: Simplify right side
    79,300.54x = 5,473,666,964.71
  5. Step 5: Solve for x
    x = 5,473,666,964.71/79,300.54
  6. Step 6: Final answer
    x = 69,024.33

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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.