Home / 189,941.44-262,123.84-105,060.16

Finding the Fourth Proportional to 189,941.44, 262,123.84 and 105,060.16

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Solution

The fourth proportional to 189,941.44, 262,123.84 and 105,060.16 is: 144,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,941.44 : 262,123.84 = 105,060.16 : x
  2. Step 2: Convert to fraction form
    189,941.44/262,123.84 = 105,060.16/x
  3. Step 3: Cross multiply
    189,941.44x = 262,123.84 × 105,060.16
  4. Step 4: Simplify right side
    189,941.44x = 27,538,772,570.21
  5. Step 5: Solve for x
    x = 27,538,772,570.21/189,941.44
  6. Step 6: Final answer
    x = 144,985.59

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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.