Home / 113,056.40-169,681.80-49,973.60

Finding the Fourth Proportional to 113,056.40, 169,681.80 and 49,973.60

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Solution

The fourth proportional to 113,056.40, 169,681.80 and 49,973.60 is: 75,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,056.40 : 169,681.80 = 49,973.60 : x
  2. Step 2: Convert to fraction form
    113,056.40/169,681.80 = 49,973.60/x
  3. Step 3: Cross multiply
    113,056.40x = 169,681.80 × 49,973.60
  4. Step 4: Simplify right side
    113,056.40x = 8,479,610,400.48
  5. Step 5: Solve for x
    x = 8,479,610,400.48/113,056.40
  6. Step 6: Final answer
    x = 75,003.36

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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.