Home / 170,590.89-235,339.32-98,929.38

Finding the Fourth Proportional to 170,590.89, 235,339.32 and 98,929.38

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Solution

The fourth proportional to 170,590.89, 235,339.32 and 98,929.38 is: 136,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,590.89 : 235,339.32 = 98,929.38 : x
  2. Step 2: Convert to fraction form
    170,590.89/235,339.32 = 98,929.38/x
  3. Step 3: Cross multiply
    170,590.89x = 235,339.32 × 98,929.38
  4. Step 4: Simplify right side
    170,590.89x = 23,281,973,017.22
  5. Step 5: Solve for x
    x = 23,281,973,017.22/170,590.89
  6. Step 6: Final answer
    x = 136,478.41

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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.