Home / 211,070.17-291,277.29-114,275.04

Finding the Fourth Proportional to 211,070.17, 291,277.29 and 114,275.04

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Solution

The fourth proportional to 211,070.17, 291,277.29 and 114,275.04 is: 157,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,070.17 : 291,277.29 = 114,275.04 : x
  2. Step 2: Convert to fraction form
    211,070.17/291,277.29 = 114,275.04/x
  3. Step 3: Cross multiply
    211,070.17x = 291,277.29 × 114,275.04
  4. Step 4: Simplify right side
    211,070.17x = 33,285,723,965.84
  5. Step 5: Solve for x
    x = 33,285,723,965.84/211,070.17
  6. Step 6: Final answer
    x = 157,699.80

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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.