Home / 110,146.37-152,009.51-62,400.11

Finding the Fourth Proportional to 110,146.37, 152,009.51 and 62,400.11

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Solution

The fourth proportional to 110,146.37, 152,009.51 and 62,400.11 is: 86,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,146.37 : 152,009.51 = 62,400.11 : x
  2. Step 2: Convert to fraction form
    110,146.37/152,009.51 = 62,400.11/x
  3. Step 3: Cross multiply
    110,146.37x = 152,009.51 × 62,400.11
  4. Step 4: Simplify right side
    110,146.37x = 9,485,410,681.07
  5. Step 5: Solve for x
    x = 9,485,410,681.07/110,146.37
  6. Step 6: Final answer
    x = 86,116.41

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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.