Home / 170,333.45-235,008.12-98,699.63

Finding the Fourth Proportional to 170,333.45, 235,008.12 and 98,699.63

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Solution

The fourth proportional to 170,333.45, 235,008.12 and 98,699.63 is: 136,175.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,333.45 : 235,008.12 = 98,699.63 : x
  2. Step 2: Convert to fraction form
    170,333.45/235,008.12 = 98,699.63/x
  3. Step 3: Cross multiply
    170,333.45x = 235,008.12 × 98,699.63
  4. Step 4: Simplify right side
    170,333.45x = 23,195,214,452.81
  5. Step 5: Solve for x
    x = 23,195,214,452.81/170,333.45
  6. Step 6: Final answer
    x = 136,175.34

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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.