Home / 112,026.45-167,763-83,495.01

Finding the Fourth Proportional to 112,026.45, 167,763 and 83,495.01

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Solution

The fourth proportional to 112,026.45, 167,763 and 83,495.01 is: 125,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,026.45 : 167,763 = 83,495.01 : x
  2. Step 2: Convert to fraction form
    112,026.45/167,763 = 83,495.01/x
  3. Step 3: Cross multiply
    112,026.45x = 167,763 × 83,495.01
  4. Step 4: Simplify right side
    112,026.45x = 14,007,373,362.63
  5. Step 5: Solve for x
    x = 14,007,373,362.63/112,026.45
  6. Step 6: Final answer
    x = 125,036.30

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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.