Home / 132,795.44-183,256.04-72,368.72

Finding the Fourth Proportional to 132,795.44, 183,256.04 and 72,368.72

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Solution

The fourth proportional to 132,795.44, 183,256.04 and 72,368.72 is: 99,867.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,795.44 : 183,256.04 = 72,368.72 : x
  2. Step 2: Convert to fraction form
    132,795.44/183,256.04 = 72,368.72/x
  3. Step 3: Cross multiply
    132,795.44x = 183,256.04 × 72,368.72
  4. Step 4: Simplify right side
    132,795.44x = 13,262,005,047.07
  5. Step 5: Solve for x
    x = 13,262,005,047.07/132,795.44
  6. Step 6: Final answer
    x = 99,867.93

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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.