Home / 274,318.04-378,559.45-153,461.34

Finding the Fourth Proportional to 274,318.04, 378,559.45 and 153,461.34

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Solution

The fourth proportional to 274,318.04, 378,559.45 and 153,461.34 is: 211,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,318.04 : 378,559.45 = 153,461.34 : x
  2. Step 2: Convert to fraction form
    274,318.04/378,559.45 = 153,461.34/x
  3. Step 3: Cross multiply
    274,318.04x = 378,559.45 × 153,461.34
  4. Step 4: Simplify right side
    274,318.04x = 58,094,240,083.01
  5. Step 5: Solve for x
    x = 58,094,240,083.01/274,318.04
  6. Step 6: Final answer
    x = 211,776.96

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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.