Home / 67,970.02-93,766.08-47,838.07

Finding the Fourth Proportional to 67,970.02, 93,766.08 and 47,838.07

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Solution

The fourth proportional to 67,970.02, 93,766.08 and 47,838.07 is: 65,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,970.02 : 93,766.08 = 47,838.07 : x
  2. Step 2: Convert to fraction form
    67,970.02/93,766.08 = 47,838.07/x
  3. Step 3: Cross multiply
    67,970.02x = 93,766.08 × 47,838.07
  4. Step 4: Simplify right side
    67,970.02x = 4,485,588,298.67
  5. Step 5: Solve for x
    x = 4,485,588,298.67/67,970.02
  6. Step 6: Final answer
    x = 65,993.63

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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.