Home / 189,023.80-283,526.28-70,686.44

Finding the Fourth Proportional to 189,023.80, 283,526.28 and 70,686.44

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Solution

The fourth proportional to 189,023.80, 283,526.28 and 70,686.44 is: 106,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,023.80 : 283,526.28 = 70,686.44 : x
  2. Step 2: Convert to fraction form
    189,023.80/283,526.28 = 70,686.44/x
  3. Step 3: Cross multiply
    189,023.80x = 283,526.28 × 70,686.44
  4. Step 4: Simplify right side
    189,023.80x = 20,041,463,379.64
  5. Step 5: Solve for x
    x = 20,041,463,379.64/189,023.80
  6. Step 6: Final answer
    x = 106,026.14

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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.