Home / 122,459.36-183,548.54-51,368.85

Finding the Fourth Proportional to 122,459.36, 183,548.54 and 51,368.85

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Solution

The fourth proportional to 122,459.36, 183,548.54 and 51,368.85 is: 76,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,459.36 : 183,548.54 = 51,368.85 : x
  2. Step 2: Convert to fraction form
    122,459.36/183,548.54 = 51,368.85/x
  3. Step 3: Cross multiply
    122,459.36x = 183,548.54 × 51,368.85
  4. Step 4: Simplify right side
    122,459.36x = 9,428,677,547.40
  5. Step 5: Solve for x
    x = 9,428,677,547.40/122,459.36
  6. Step 6: Final answer
    x = 76,994.34

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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.