Home / 189,025.55-283,543.79-70,674.29

Finding the Fourth Proportional to 189,025.55, 283,543.79 and 70,674.29

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Solution

The fourth proportional to 189,025.55, 283,543.79 and 70,674.29 is: 106,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,025.55 : 283,543.79 = 70,674.29 : x
  2. Step 2: Convert to fraction form
    189,025.55/283,543.79 = 70,674.29/x
  3. Step 3: Cross multiply
    189,025.55x = 283,543.79 × 70,674.29
  4. Step 4: Simplify right side
    189,025.55x = 20,039,254,271.07
  5. Step 5: Solve for x
    x = 20,039,254,271.07/189,025.55
  6. Step 6: Final answer
    x = 106,013.47

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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.