Home / 205,036.68-282,957.60-118,989.04

Finding the Fourth Proportional to 205,036.68, 282,957.60 and 118,989.04

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Solution

The fourth proportional to 205,036.68, 282,957.60 and 118,989.04 is: 164,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,036.68 : 282,957.60 = 118,989.04 : x
  2. Step 2: Convert to fraction form
    205,036.68/282,957.60 = 118,989.04/x
  3. Step 3: Cross multiply
    205,036.68x = 282,957.60 × 118,989.04
  4. Step 4: Simplify right side
    205,036.68x = 33,668,853,184.70
  5. Step 5: Solve for x
    x = 33,668,853,184.70/205,036.68
  6. Step 6: Final answer
    x = 164,208.93

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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.