Home / 230,030.41-317,707.65-153,416.38

Finding the Fourth Proportional to 230,030.41, 317,707.65 and 153,416.38

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Solution

The fourth proportional to 230,030.41, 317,707.65 and 153,416.38 is: 211,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,030.41 : 317,707.65 = 153,416.38 : x
  2. Step 2: Convert to fraction form
    230,030.41/317,707.65 = 153,416.38/x
  3. Step 3: Cross multiply
    230,030.41x = 317,707.65 × 153,416.38
  4. Step 4: Simplify right side
    230,030.41x = 48,741,558,009.97
  5. Step 5: Solve for x
    x = 48,741,558,009.97/230,030.41
  6. Step 6: Final answer
    x = 211,891.80

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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.