Home / 51,602.04-77,437.58-18,770.04

Finding the Fourth Proportional to 51,602.04, 77,437.58 and 18,770.04

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Solution

The fourth proportional to 51,602.04, 77,437.58 and 18,770.04 is: 28,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,602.04 : 77,437.58 = 18,770.04 : x
  2. Step 2: Convert to fraction form
    51,602.04/77,437.58 = 18,770.04/x
  3. Step 3: Cross multiply
    51,602.04x = 77,437.58 × 18,770.04
  4. Step 4: Simplify right side
    51,602.04x = 1,453,506,474.10
  5. Step 5: Solve for x
    x = 1,453,506,474.10/51,602.04
  6. Step 6: Final answer
    x = 28,167.62

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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.