Home / 155,460.30-214,573.23-101,875.02

Finding the Fourth Proportional to 155,460.30, 214,573.23 and 101,875.02

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Solution

The fourth proportional to 155,460.30, 214,573.23 and 101,875.02 is: 140,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,460.30 : 214,573.23 = 101,875.02 : x
  2. Step 2: Convert to fraction form
    155,460.30/214,573.23 = 101,875.02/x
  3. Step 3: Cross multiply
    155,460.30x = 214,573.23 × 101,875.02
  4. Step 4: Simplify right side
    155,460.30x = 21,859,652,097.71
  5. Step 5: Solve for x
    x = 21,859,652,097.71/155,460.30
  6. Step 6: Final answer
    x = 140,612.44

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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.