Home / 189,347.45-284,011.44-56,228.81

Finding the Fourth Proportional to 189,347.45, 284,011.44 and 56,228.81

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Solution

The fourth proportional to 189,347.45, 284,011.44 and 56,228.81 is: 84,340.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,347.45 : 284,011.44 = 56,228.81 : x
  2. Step 2: Convert to fraction form
    189,347.45/284,011.44 = 56,228.81/x
  3. Step 3: Cross multiply
    189,347.45x = 284,011.44 × 56,228.81
  4. Step 4: Simplify right side
    189,347.45x = 15,969,623,877.53
  5. Step 5: Solve for x
    x = 15,969,623,877.53/189,347.45
  6. Step 6: Final answer
    x = 84,340.32

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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.