Home / 211,053.57-291,254.04-115,560.24

Finding the Fourth Proportional to 211,053.57, 291,254.04 and 115,560.24

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Solution

The fourth proportional to 211,053.57, 291,254.04 and 115,560.24 is: 159,473.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,053.57 : 291,254.04 = 115,560.24 : x
  2. Step 2: Convert to fraction form
    211,053.57/291,254.04 = 115,560.24/x
  3. Step 3: Cross multiply
    211,053.57x = 291,254.04 × 115,560.24
  4. Step 4: Simplify right side
    211,053.57x = 33,657,386,763.37
  5. Step 5: Solve for x
    x = 33,657,386,763.37/211,053.57
  6. Step 6: Final answer
    x = 159,473.19

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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.