Home / 51,205.14-76,411.31-45,300.24

Finding the Fourth Proportional to 51,205.14, 76,411.31 and 45,300.24

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Solution

The fourth proportional to 51,205.14, 76,411.31 and 45,300.24 is: 67,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205.14 : 76,411.31 = 45,300.24 : x
  2. Step 2: Convert to fraction form
    51,205.14/76,411.31 = 45,300.24/x
  3. Step 3: Cross multiply
    51,205.14x = 76,411.31 × 45,300.24
  4. Step 4: Simplify right side
    51,205.14x = 3,461,450,455.21
  5. Step 5: Solve for x
    x = 3,461,450,455.21/51,205.14
  6. Step 6: Final answer
    x = 67,599.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.