Home / 108,389.02-163,395.93-101,163.82

Finding the Fourth Proportional to 108,389.02, 163,395.93 and 101,163.82

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Solution

The fourth proportional to 108,389.02, 163,395.93 and 101,163.82 is: 152,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,389.02 : 163,395.93 = 101,163.82 : x
  2. Step 2: Convert to fraction form
    108,389.02/163,395.93 = 101,163.82/x
  3. Step 3: Cross multiply
    108,389.02x = 163,395.93 × 101,163.82
  4. Step 4: Simplify right side
    108,389.02x = 16,529,756,451.25
  5. Step 5: Solve for x
    x = 16,529,756,451.25/108,389.02
  6. Step 6: Final answer
    x = 152,503.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.