Home / 211,068.94-291,275.19-114,272.77

Finding the Fourth Proportional to 211,068.94, 291,275.19 and 114,272.77

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Solution

The fourth proportional to 211,068.94, 291,275.19 and 114,272.77 is: 157,696.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,068.94 : 291,275.19 = 114,272.77 : x
  2. Step 2: Convert to fraction form
    211,068.94/291,275.19 = 114,272.77/x
  3. Step 3: Cross multiply
    211,068.94x = 291,275.19 × 114,272.77
  4. Step 4: Simplify right side
    211,068.94x = 33,284,823,807.45
  5. Step 5: Solve for x
    x = 33,284,823,807.45/211,068.94
  6. Step 6: Final answer
    x = 157,696.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.