Home / 213,557.34-294,345.21-195,457.81

Finding the Fourth Proportional to 213,557.34, 294,345.21 and 195,457.81

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Solution

The fourth proportional to 213,557.34, 294,345.21 and 195,457.81 is: 269,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,557.34 : 294,345.21 = 195,457.81 : x
  2. Step 2: Convert to fraction form
    213,557.34/294,345.21 = 195,457.81/x
  3. Step 3: Cross multiply
    213,557.34x = 294,345.21 × 195,457.81
  4. Step 4: Simplify right side
    213,557.34x = 57,532,070,130.59
  5. Step 5: Solve for x
    x = 57,532,070,130.59/213,557.34
  6. Step 6: Final answer
    x = 269,398.70

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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.