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Finding the Fourth Proportional to 215,030.00, 296,749.02 and 118,241.22

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Solution

The fourth proportional to 215,030.00, 296,749.02 and 118,241.22 is: 163,177.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,030.00 : 296,749.02 = 118,241.22 : x
  2. Step 2: Convert to fraction form
    215,030.00/296,749.02 = 118,241.22/x
  3. Step 3: Cross multiply
    215,030.00x = 296,749.02 × 118,241.22
  4. Step 4: Simplify right side
    215,030.00x = 35,087,966,158.60
  5. Step 5: Solve for x
    x = 35,087,966,158.60/215,030.00
  6. Step 6: Final answer
    x = 163,177.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.