Home / 170,985.11-235,971.66-94,502.56

Finding the Fourth Proportional to 170,985.11, 235,971.66 and 94,502.56

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Solution

The fourth proportional to 170,985.11, 235,971.66 and 94,502.56 is: 130,420.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,985.11 : 235,971.66 = 94,502.56 : x
  2. Step 2: Convert to fraction form
    170,985.11/235,971.66 = 94,502.56/x
  3. Step 3: Cross multiply
    170,985.11x = 235,971.66 × 94,502.56
  4. Step 4: Simplify right side
    170,985.11x = 22,299,925,957.45
  5. Step 5: Solve for x
    x = 22,299,925,957.45/170,985.11
  6. Step 6: Final answer
    x = 130,420.28

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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.