Home / 154,966.03-232,368.37-55,111.66

Finding the Fourth Proportional to 154,966.03, 232,368.37 and 55,111.66

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Solution

The fourth proportional to 154,966.03, 232,368.37 and 55,111.66 is: 82,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,966.03 : 232,368.37 = 55,111.66 : x
  2. Step 2: Convert to fraction form
    154,966.03/232,368.37 = 55,111.66/x
  3. Step 3: Cross multiply
    154,966.03x = 232,368.37 × 55,111.66
  4. Step 4: Simplify right side
    154,966.03x = 12,806,206,602.19
  5. Step 5: Solve for x
    x = 12,806,206,602.19/154,966.03
  6. Step 6: Final answer
    x = 82,638.80

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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.