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Finding the Fourth Proportional to 78,804.52, 108,756.68 and 44,823.63

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Solution

The fourth proportional to 78,804.52, 108,756.68 and 44,823.63 is: 61,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,804.52 : 108,756.68 = 44,823.63 : x
  2. Step 2: Convert to fraction form
    78,804.52/108,756.68 = 44,823.63/x
  3. Step 3: Cross multiply
    78,804.52x = 108,756.68 × 44,823.63
  4. Step 4: Simplify right side
    78,804.52x = 4,874,869,368.07
  5. Step 5: Solve for x
    x = 4,874,869,368.07/78,804.52
  6. Step 6: Final answer
    x = 61,860.28

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1.5x scale

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.