Home / 154,897.48-232,129.96-83,666.55

Finding the Fourth Proportional to 154,897.48, 232,129.96 and 83,666.55

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Solution

The fourth proportional to 154,897.48, 232,129.96 and 83,666.55 is: 125,383.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,897.48 : 232,129.96 = 83,666.55 : x
  2. Step 2: Convert to fraction form
    154,897.48/232,129.96 = 83,666.55/x
  3. Step 3: Cross multiply
    154,897.48x = 232,129.96 × 83,666.55
  4. Step 4: Simplify right side
    154,897.48x = 19,421,512,904.84
  5. Step 5: Solve for x
    x = 19,421,512,904.84/154,897.48
  6. Step 6: Final answer
    x = 125,383.01

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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.