Home / 211,499.63-317,332.51-93,087.95

Finding the Fourth Proportional to 211,499.63, 317,332.51 and 93,087.95

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Solution

The fourth proportional to 211,499.63, 317,332.51 and 93,087.95 is: 139,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,499.63 : 317,332.51 = 93,087.95 : x
  2. Step 2: Convert to fraction form
    211,499.63/317,332.51 = 93,087.95/x
  3. Step 3: Cross multiply
    211,499.63x = 317,332.51 × 93,087.95
  4. Step 4: Simplify right side
    211,499.63x = 29,539,833,850.31
  5. Step 5: Solve for x
    x = 29,539,833,850.31/211,499.63
  6. Step 6: Final answer
    x = 139,668.49

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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.