Home / 178,690.68-246,602.16-98,117.64

Finding the Fourth Proportional to 178,690.68, 246,602.16 and 98,117.64

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Solution

The fourth proportional to 178,690.68, 246,602.16 and 98,117.64 is: 135,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,690.68 : 246,602.16 = 98,117.64 : x
  2. Step 2: Convert to fraction form
    178,690.68/246,602.16 = 98,117.64/x
  3. Step 3: Cross multiply
    178,690.68x = 246,602.16 × 98,117.64
  4. Step 4: Simplify right side
    178,690.68x = 24,196,021,958.10
  5. Step 5: Solve for x
    x = 24,196,021,958.10/178,690.68
  6. Step 6: Final answer
    x = 135,407.30

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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.