Home / 316,835.32-437,216.01-180,863.86

Finding the Fourth Proportional to 316,835.32, 437,216.01 and 180,863.86

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Solution

The fourth proportional to 316,835.32, 437,216.01 and 180,863.86 is: 249,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,835.32 : 437,216.01 = 180,863.86 : x
  2. Step 2: Convert to fraction form
    316,835.32/437,216.01 = 180,863.86/x
  3. Step 3: Cross multiply
    316,835.32x = 437,216.01 × 180,863.86
  4. Step 4: Simplify right side
    316,835.32x = 79,076,575,222.40
  5. Step 5: Solve for x
    x = 79,076,575,222.40/316,835.32
  6. Step 6: Final answer
    x = 249,582.58

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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.