Home / 211,219.16-291,483.09-114,424.02

Finding the Fourth Proportional to 211,219.16, 291,483.09 and 114,424.02

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Solution

The fourth proportional to 211,219.16, 291,483.09 and 114,424.02 is: 157,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,219.16 : 291,483.09 = 114,424.02 : x
  2. Step 2: Convert to fraction form
    211,219.16/291,483.09 = 114,424.02/x
  3. Step 3: Cross multiply
    211,219.16x = 291,483.09 × 114,424.02
  4. Step 4: Simplify right side
    211,219.16x = 33,352,666,919.82
  5. Step 5: Solve for x
    x = 33,352,666,919.82/211,219.16
  6. Step 6: Final answer
    x = 157,905.50

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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.