Home / 289,059.30-433,588.95-111,572.10

Finding the Fourth Proportional to 289,059.30, 433,588.95 and 111,572.10

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Solution

The fourth proportional to 289,059.30, 433,588.95 and 111,572.10 is: 167,358.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,059.30 : 433,588.95 = 111,572.10 : x
  2. Step 2: Convert to fraction form
    289,059.30/433,588.95 = 111,572.10/x
  3. Step 3: Cross multiply
    289,059.30x = 433,588.95 × 111,572.10
  4. Step 4: Simplify right side
    289,059.30x = 48,376,429,688.30
  5. Step 5: Solve for x
    x = 48,376,429,688.30/289,059.30
  6. Step 6: Final answer
    x = 167,358.15

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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.