Home / 170,457.93-235,145.43-130,101.66

Finding the Fourth Proportional to 170,457.93, 235,145.43 and 130,101.66

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Solution

The fourth proportional to 170,457.93, 235,145.43 and 130,101.66 is: 179,474.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,457.93 : 235,145.43 = 130,101.66 : x
  2. Step 2: Convert to fraction form
    170,457.93/235,145.43 = 130,101.66/x
  3. Step 3: Cross multiply
    170,457.93x = 235,145.43 × 130,101.66
  4. Step 4: Simplify right side
    170,457.93x = 30,592,810,784.41
  5. Step 5: Solve for x
    x = 30,592,810,784.41/170,457.93
  6. Step 6: Final answer
    x = 179,474.26

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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.