Home / 170,279.58-235,026.45-98,699.07

Finding the Fourth Proportional to 170,279.58, 235,026.45 and 98,699.07

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Solution

The fourth proportional to 170,279.58, 235,026.45 and 98,699.07 is: 136,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,279.58 : 235,026.45 = 98,699.07 : x
  2. Step 2: Convert to fraction form
    170,279.58/235,026.45 = 98,699.07/x
  3. Step 3: Cross multiply
    170,279.58x = 235,026.45 × 98,699.07
  4. Step 4: Simplify right side
    170,279.58x = 23,196,892,040.40
  5. Step 5: Solve for x
    x = 23,196,892,040.40/170,279.58
  6. Step 6: Final answer
    x = 136,228.27

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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.