Home / 104,700.64-144,485.40-56,954.32

Finding the Fourth Proportional to 104,700.64, 144,485.40 and 56,954.32

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Solution

The fourth proportional to 104,700.64, 144,485.40 and 56,954.32 is: 78,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,700.64 : 144,485.40 = 56,954.32 : x
  2. Step 2: Convert to fraction form
    104,700.64/144,485.40 = 56,954.32/x
  3. Step 3: Cross multiply
    104,700.64x = 144,485.40 × 56,954.32
  4. Step 4: Simplify right side
    104,700.64x = 8,229,067,706.93
  5. Step 5: Solve for x
    x = 8,229,067,706.93/104,700.64
  6. Step 6: Final answer
    x = 78,596.15

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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.