Home / 78,273.24-117,413.58-24,970.88

Finding the Fourth Proportional to 78,273.24, 117,413.58 and 24,970.88

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Solution

The fourth proportional to 78,273.24, 117,413.58 and 24,970.88 is: 37,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,273.24 : 117,413.58 = 24,970.88 : x
  2. Step 2: Convert to fraction form
    78,273.24/117,413.58 = 24,970.88/x
  3. Step 3: Cross multiply
    78,273.24x = 117,413.58 × 24,970.88
  4. Step 4: Simplify right side
    78,273.24x = 2,931,920,416.55
  5. Step 5: Solve for x
    x = 2,931,920,416.55/78,273.24
  6. Step 6: Final answer
    x = 37,457.51

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1.5x scale

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.