Home / 214,159.02-295,405.29-137,777.51

Finding the Fourth Proportional to 214,159.02, 295,405.29 and 137,777.51

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Solution

The fourth proportional to 214,159.02, 295,405.29 and 137,777.51 is: 190,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,159.02 : 295,405.29 = 137,777.51 : x
  2. Step 2: Convert to fraction form
    214,159.02/295,405.29 = 137,777.51/x
  3. Step 3: Cross multiply
    214,159.02x = 295,405.29 × 137,777.51
  4. Step 4: Simplify right side
    214,159.02x = 40,700,203,820.00
  5. Step 5: Solve for x
    x = 40,700,203,820.00/214,159.02
  6. Step 6: Final answer
    x = 190,046.65

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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.