Home / 170,986.31-235,973.32-94,503.76

Finding the Fourth Proportional to 170,986.31, 235,973.32 and 94,503.76

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Solution

The fourth proportional to 170,986.31, 235,973.32 and 94,503.76 is: 130,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,986.31 : 235,973.32 = 94,503.76 : x
  2. Step 2: Convert to fraction form
    170,986.31/235,973.32 = 94,503.76/x
  3. Step 3: Cross multiply
    170,986.31x = 235,973.32 × 94,503.76
  4. Step 4: Simplify right side
    170,986.31x = 22,300,365,999.68
  5. Step 5: Solve for x
    x = 22,300,365,999.68/170,986.31
  6. Step 6: Final answer
    x = 130,421.94

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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.