Home / 189,610.50-284,462.55-56,490.24

Finding the Fourth Proportional to 189,610.50, 284,462.55 and 56,490.24

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Solution

The fourth proportional to 189,610.50, 284,462.55 and 56,490.24 is: 84,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,610.50 : 284,462.55 = 56,490.24 : x
  2. Step 2: Convert to fraction form
    189,610.50/284,462.55 = 56,490.24/x
  3. Step 3: Cross multiply
    189,610.50x = 284,462.55 × 56,490.24
  4. Step 4: Simplify right side
    189,610.50x = 16,069,357,720.51
  5. Step 5: Solve for x
    x = 16,069,357,720.51/189,610.50
  6. Step 6: Final answer
    x = 84,749.30

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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.