Home / 316,051.07-474,077.00-129,062.57

Finding the Fourth Proportional to 316,051.07, 474,077.00 and 129,062.57

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Solution

The fourth proportional to 316,051.07, 474,077.00 and 129,062.57 is: 193,594.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,051.07 : 474,077.00 = 129,062.57 : x
  2. Step 2: Convert to fraction form
    316,051.07/474,077.00 = 129,062.57/x
  3. Step 3: Cross multiply
    316,051.07x = 474,077.00 × 129,062.57
  4. Step 4: Simplify right side
    316,051.07x = 61,185,593,950.16
  5. Step 5: Solve for x
    x = 61,185,593,950.16/316,051.07
  6. Step 6: Final answer
    x = 193,594.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.