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Finding the Fourth Proportional to 62,277.60, 93,124.80 and 46,531.20

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Solution

The fourth proportional to 62,277.60, 93,124.80 and 46,531.20 is: 69,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,277.60 : 93,124.80 = 46,531.20 : x
  2. Step 2: Convert to fraction form
    62,277.60/93,124.80 = 46,531.20/x
  3. Step 3: Cross multiply
    62,277.60x = 93,124.80 × 46,531.20
  4. Step 4: Simplify right side
    62,277.60x = 4,333,208,693.76
  5. Step 5: Solve for x
    x = 4,333,208,693.76/62,277.60
  6. Step 6: Final answer
    x = 69,578.93

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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.