Home / 110,024.63-151,901.02-103,239.46

Finding the Fourth Proportional to 110,024.63, 151,901.02 and 103,239.46

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Solution

The fourth proportional to 110,024.63, 151,901.02 and 103,239.46 is: 142,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,024.63 : 151,901.02 = 103,239.46 : x
  2. Step 2: Convert to fraction form
    110,024.63/151,901.02 = 103,239.46/x
  3. Step 3: Cross multiply
    110,024.63x = 151,901.02 × 103,239.46
  4. Step 4: Simplify right side
    110,024.63x = 15,682,179,278.25
  5. Step 5: Solve for x
    x = 15,682,179,278.25/110,024.63
  6. Step 6: Final answer
    x = 142,533.35

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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.