Home / 163,433.37-245,009.63-56,803.47

Finding the Fourth Proportional to 163,433.37, 245,009.63 and 56,803.47

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Solution

The fourth proportional to 163,433.37, 245,009.63 and 56,803.47 is: 85,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,433.37 : 245,009.63 = 56,803.47 : x
  2. Step 2: Convert to fraction form
    163,433.37/245,009.63 = 56,803.47/x
  3. Step 3: Cross multiply
    163,433.37x = 245,009.63 × 56,803.47
  4. Step 4: Simplify right side
    163,433.37x = 13,917,396,071.12
  5. Step 5: Solve for x
    x = 13,917,396,071.12/163,433.37
  6. Step 6: Final answer
    x = 85,156.39

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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.