Home / 147,458.44-203,428.59-93,714.64

Finding the Fourth Proportional to 147,458.44, 203,428.59 and 93,714.64

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Solution

The fourth proportional to 147,458.44, 203,428.59 and 93,714.64 is: 129,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,458.44 : 203,428.59 = 93,714.64 : x
  2. Step 2: Convert to fraction form
    147,458.44/203,428.59 = 93,714.64/x
  3. Step 3: Cross multiply
    147,458.44x = 203,428.59 × 93,714.64
  4. Step 4: Simplify right side
    147,458.44x = 19,064,237,077.56
  5. Step 5: Solve for x
    x = 19,064,237,077.56/147,458.44
  6. Step 6: Final answer
    x = 129,285.49

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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.