Home / 316,014.40-474,068.86-116,319.58

Finding the Fourth Proportional to 316,014.40, 474,068.86 and 116,319.58

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Solution

The fourth proportional to 316,014.40, 474,068.86 and 116,319.58 is: 174,496.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,014.40 : 474,068.86 = 116,319.58 : x
  2. Step 2: Convert to fraction form
    316,014.40/474,068.86 = 116,319.58/x
  3. Step 3: Cross multiply
    316,014.40x = 474,068.86 × 116,319.58
  4. Step 4: Simplify right side
    316,014.40x = 55,143,489,864.61
  5. Step 5: Solve for x
    x = 55,143,489,864.61/316,014.40
  6. Step 6: Final answer
    x = 174,496.77

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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.