Home / 170,430.38-235,183.16-93,945.26

Finding the Fourth Proportional to 170,430.38, 235,183.16 and 93,945.26

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Solution

The fourth proportional to 170,430.38, 235,183.16 and 93,945.26 is: 129,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,430.38 : 235,183.16 = 93,945.26 : x
  2. Step 2: Convert to fraction form
    170,430.38/235,183.16 = 93,945.26/x
  3. Step 3: Cross multiply
    170,430.38x = 235,183.16 × 93,945.26
  4. Step 4: Simplify right side
    170,430.38x = 22,094,343,113.82
  5. Step 5: Solve for x
    x = 22,094,343,113.82/170,430.38
  6. Step 6: Final answer
    x = 129,638.53

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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.