Home / 314,541.99-434,080.23-178,588.59

Finding the Fourth Proportional to 314,541.99, 434,080.23 and 178,588.59

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Solution

The fourth proportional to 314,541.99, 434,080.23 and 178,588.59 is: 246,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,541.99 : 434,080.23 = 178,588.59 : x
  2. Step 2: Convert to fraction form
    314,541.99/434,080.23 = 178,588.59/x
  3. Step 3: Cross multiply
    314,541.99x = 434,080.23 × 178,588.59
  4. Step 4: Simplify right side
    314,541.99x = 77,521,776,069.37
  5. Step 5: Solve for x
    x = 77,521,776,069.37/314,541.99
  6. Step 6: Final answer
    x = 246,459.23

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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.