Home / 189,665.01-282,485.07-188,748.35

Finding the Fourth Proportional to 189,665.01, 282,485.07 and 188,748.35

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Solution

The fourth proportional to 189,665.01, 282,485.07 and 188,748.35 is: 281,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,665.01 : 282,485.07 = 188,748.35 : x
  2. Step 2: Convert to fraction form
    189,665.01/282,485.07 = 188,748.35/x
  3. Step 3: Cross multiply
    189,665.01x = 282,485.07 × 188,748.35
  4. Step 4: Simplify right side
    189,665.01x = 53,318,590,509.03
  5. Step 5: Solve for x
    x = 53,318,590,509.03/189,665.01
  6. Step 6: Final answer
    x = 281,119.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.