Home / 104,683.13-144,461.64-56,936.47

Finding the Fourth Proportional to 104,683.13, 144,461.64 and 56,936.47

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Solution

The fourth proportional to 104,683.13, 144,461.64 and 56,936.47 is: 78,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,683.13 : 144,461.64 = 56,936.47 : x
  2. Step 2: Convert to fraction form
    104,683.13/144,461.64 = 56,936.47/x
  3. Step 3: Cross multiply
    104,683.13x = 144,461.64 × 56,936.47
  4. Step 4: Simplify right side
    104,683.13x = 8,225,135,955.23
  5. Step 5: Solve for x
    x = 8,225,135,955.23/104,683.13
  6. Step 6: Final answer
    x = 78,571.74

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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.