Home / 151,332.51-208,848.33-83,349.46

Finding the Fourth Proportional to 151,332.51, 208,848.33 and 83,349.46

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Solution

The fourth proportional to 151,332.51, 208,848.33 and 83,349.46 is: 115,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,332.51 : 208,848.33 = 83,349.46 : x
  2. Step 2: Convert to fraction form
    151,332.51/208,848.33 = 83,349.46/x
  3. Step 3: Cross multiply
    151,332.51x = 208,848.33 × 83,349.46
  4. Step 4: Simplify right side
    151,332.51x = 17,407,395,527.40
  5. Step 5: Solve for x
    x = 17,407,395,527.40/151,332.51
  6. Step 6: Final answer
    x = 115,027.47

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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.