Home / 189,148.34-261,025.54-104,263.58

Finding the Fourth Proportional to 189,148.34, 261,025.54 and 104,263.58

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Solution

The fourth proportional to 189,148.34, 261,025.54 and 104,263.58 is: 143,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,148.34 : 261,025.54 = 104,263.58 : x
  2. Step 2: Convert to fraction form
    189,148.34/261,025.54 = 104,263.58/x
  3. Step 3: Cross multiply
    189,148.34x = 261,025.54 × 104,263.58
  4. Step 4: Simplify right side
    189,148.34x = 27,215,457,271.83
  5. Step 5: Solve for x
    x = 27,215,457,271.83/189,148.34
  6. Step 6: Final answer
    x = 143,884.20

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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.