Home / 151,005.13-208,389.65-83,024.93

Finding the Fourth Proportional to 151,005.13, 208,389.65 and 83,024.93

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Solution

The fourth proportional to 151,005.13, 208,389.65 and 83,024.93 is: 114,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,005.13 : 208,389.65 = 83,024.93 : x
  2. Step 2: Convert to fraction form
    151,005.13/208,389.65 = 83,024.93/x
  3. Step 3: Cross multiply
    151,005.13x = 208,389.65 × 83,024.93
  4. Step 4: Simplify right side
    151,005.13x = 17,301,536,209.82
  5. Step 5: Solve for x
    x = 17,301,536,209.82/151,005.13
  6. Step 6: Final answer
    x = 114,575.82

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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.