Home / 233,179.04-321,840.86-136,427.91

Finding the Fourth Proportional to 233,179.04, 321,840.86 and 136,427.91

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Solution

The fourth proportional to 233,179.04, 321,840.86 and 136,427.91 is: 188,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,179.04 : 321,840.86 = 136,427.91 : x
  2. Step 2: Convert to fraction form
    233,179.04/321,840.86 = 136,427.91/x
  3. Step 3: Cross multiply
    233,179.04x = 321,840.86 × 136,427.91
  4. Step 4: Simplify right side
    233,179.04x = 43,908,075,200.26
  5. Step 5: Solve for x
    x = 43,908,075,200.26/233,179.04
  6. Step 6: Final answer
    x = 188,301.99

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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.