Home / 163,583.32-245,374.60-51,272.10

Finding the Fourth Proportional to 163,583.32, 245,374.60 and 51,272.10

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Solution

The fourth proportional to 163,583.32, 245,374.60 and 51,272.10 is: 76,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,583.32 : 245,374.60 = 51,272.10 : x
  2. Step 2: Convert to fraction form
    163,583.32/245,374.60 = 51,272.10/x
  3. Step 3: Cross multiply
    163,583.32x = 245,374.60 × 51,272.10
  4. Step 4: Simplify right side
    163,583.32x = 12,580,871,028.66
  5. Step 5: Solve for x
    x = 12,580,871,028.66/163,583.32
  6. Step 6: Final answer
    x = 76,908.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.