Home / 118,181.08-163,090.93-64,466.34

Finding the Fourth Proportional to 118,181.08, 163,090.93 and 64,466.34

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Solution

The fourth proportional to 118,181.08, 163,090.93 and 64,466.34 is: 88,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,181.08 : 163,090.93 = 64,466.34 : x
  2. Step 2: Convert to fraction form
    118,181.08/163,090.93 = 64,466.34/x
  3. Step 3: Cross multiply
    118,181.08x = 163,090.93 × 64,466.34
  4. Step 4: Simplify right side
    118,181.08x = 10,513,875,344.30
  5. Step 5: Solve for x
    x = 10,513,875,344.30/118,181.08
  6. Step 6: Final answer
    x = 88,964.12

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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.