Home / 151,094.64-208,515.57-83,116.84

Finding the Fourth Proportional to 151,094.64, 208,515.57 and 83,116.84

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Solution

The fourth proportional to 151,094.64, 208,515.57 and 83,116.84 is: 114,703.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,094.64 : 208,515.57 = 83,116.84 : x
  2. Step 2: Convert to fraction form
    151,094.64/208,515.57 = 83,116.84/x
  3. Step 3: Cross multiply
    151,094.64x = 208,515.57 × 83,116.84
  4. Step 4: Simplify right side
    151,094.64x = 17,331,154,827.19
  5. Step 5: Solve for x
    x = 17,331,154,827.19/151,094.64
  6. Step 6: Final answer
    x = 114,703.97

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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.