Home / 289,196.10-433,633.23-89,460.90

Finding the Fourth Proportional to 289,196.10, 433,633.23 and 89,460.90

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Solution

The fourth proportional to 289,196.10, 433,633.23 and 89,460.90 is: 134,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,196.10 : 433,633.23 = 89,460.90 : x
  2. Step 2: Convert to fraction form
    289,196.10/433,633.23 = 89,460.90/x
  3. Step 3: Cross multiply
    289,196.10x = 433,633.23 × 89,460.90
  4. Step 4: Simplify right side
    289,196.10x = 38,793,219,025.71
  5. Step 5: Solve for x
    x = 38,793,219,025.71/289,196.10
  6. Step 6: Final answer
    x = 134,141.57

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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.