Home / 236,526.96-354,925.08-86,747.28

Finding the Fourth Proportional to 236,526.96, 354,925.08 and 86,747.28

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Solution

The fourth proportional to 236,526.96, 354,925.08 and 86,747.28 is: 130,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,526.96 : 354,925.08 = 86,747.28 : x
  2. Step 2: Convert to fraction form
    236,526.96/354,925.08 = 86,747.28/x
  3. Step 3: Cross multiply
    236,526.96x = 354,925.08 × 86,747.28
  4. Step 4: Simplify right side
    236,526.96x = 30,788,785,293.78
  5. Step 5: Solve for x
    x = 30,788,785,293.78/236,526.96
  6. Step 6: Final answer
    x = 130,170.30

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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.