Home / 118,746.64-163,797.56-93,214.72

Finding the Fourth Proportional to 118,746.64, 163,797.56 and 93,214.72

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Solution

The fourth proportional to 118,746.64, 163,797.56 and 93,214.72 is: 128,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,746.64 : 163,797.56 = 93,214.72 : x
  2. Step 2: Convert to fraction form
    118,746.64/163,797.56 = 93,214.72/x
  3. Step 3: Cross multiply
    118,746.64x = 163,797.56 × 93,214.72
  4. Step 4: Simplify right side
    118,746.64x = 15,268,343,692.08
  5. Step 5: Solve for x
    x = 15,268,343,692.08/118,746.64
  6. Step 6: Final answer
    x = 128,579.16

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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.