Home / 170,832.40-256,026.30-69,512.35

Finding the Fourth Proportional to 170,832.40, 256,026.30 and 69,512.35

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Solution

The fourth proportional to 170,832.40, 256,026.30 and 69,512.35 is: 104,178.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,832.40 : 256,026.30 = 69,512.35 : x
  2. Step 2: Convert to fraction form
    170,832.40/256,026.30 = 69,512.35/x
  3. Step 3: Cross multiply
    170,832.40x = 256,026.30 × 69,512.35
  4. Step 4: Simplify right side
    170,832.40x = 17,796,989,774.81
  5. Step 5: Solve for x
    x = 17,796,989,774.81/170,832.40
  6. Step 6: Final answer
    x = 104,178.07

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1.5x scale

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.