Home / 189,258.82-283,889.27-56,140.07

Finding the Fourth Proportional to 189,258.82, 283,889.27 and 56,140.07

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Solution

The fourth proportional to 189,258.82, 283,889.27 and 56,140.07 is: 84,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,258.82 : 283,889.27 = 56,140.07 : x
  2. Step 2: Convert to fraction form
    189,258.82/283,889.27 = 56,140.07/x
  3. Step 3: Cross multiply
    189,258.82x = 283,889.27 × 56,140.07
  4. Step 4: Simplify right side
    189,258.82x = 15,937,562,210.95
  5. Step 5: Solve for x
    x = 15,937,562,210.95/189,258.82
  6. Step 6: Final answer
    x = 84,210.41

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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.