Home / 118,709.24-178,063.86-48,560

Finding the Fourth Proportional to 118,709.24, 178,063.86 and 48,560

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Solution

The fourth proportional to 118,709.24, 178,063.86 and 48,560 is: 72,840.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,709.24 : 178,063.86 = 48,560 : x
  2. Step 2: Convert to fraction form
    118,709.24/178,063.86 = 48,560/x
  3. Step 3: Cross multiply
    118,709.24x = 178,063.86 × 48,560
  4. Step 4: Simplify right side
    118,709.24x = 8,646,781,041.60
  5. Step 5: Solve for x
    x = 8,646,781,041.60/118,709.24
  6. Step 6: Final answer
    x = 72,840.00

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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.