Home / 211,626.90-317,423.79-61,868.58

Finding the Fourth Proportional to 211,626.90, 317,423.79 and 61,868.58

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Solution

The fourth proportional to 211,626.90, 317,423.79 and 61,868.58 is: 92,798.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,626.90 : 317,423.79 = 61,868.58 : x
  2. Step 2: Convert to fraction form
    211,626.90/317,423.79 = 61,868.58/x
  3. Step 3: Cross multiply
    211,626.90x = 317,423.79 × 61,868.58
  4. Step 4: Simplify right side
    211,626.90x = 19,638,559,145.52
  5. Step 5: Solve for x
    x = 19,638,559,145.52/211,626.90
  6. Step 6: Final answer
    x = 92,798.03

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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.