Home / 264,533.47-364,999.40-157,139.71

Finding the Fourth Proportional to 264,533.47, 364,999.40 and 157,139.71

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Solution

The fourth proportional to 264,533.47, 364,999.40 and 157,139.71 is: 216,819.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,533.47 : 364,999.40 = 157,139.71 : x
  2. Step 2: Convert to fraction form
    264,533.47/364,999.40 = 157,139.71/x
  3. Step 3: Cross multiply
    264,533.47x = 364,999.40 × 157,139.71
  4. Step 4: Simplify right side
    264,533.47x = 57,355,899,080.48
  5. Step 5: Solve for x
    x = 57,355,899,080.48/264,533.47
  6. Step 6: Final answer
    x = 216,819.06

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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.