Home / 163,746.66-245,592.54-45,429.96

Finding the Fourth Proportional to 163,746.66, 245,592.54 and 45,429.96

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Solution

The fourth proportional to 163,746.66, 245,592.54 and 45,429.96 is: 68,137.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,746.66 : 245,592.54 = 45,429.96 : x
  2. Step 2: Convert to fraction form
    163,746.66/245,592.54 = 45,429.96/x
  3. Step 3: Cross multiply
    163,746.66x = 245,592.54 × 45,429.96
  4. Step 4: Simplify right side
    163,746.66x = 11,157,259,268.50
  5. Step 5: Solve for x
    x = 11,157,259,268.50/163,746.66
  6. Step 6: Final answer
    x = 68,137.32

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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.