Home / 148,300.04-204,657.36-84,636.56

Finding the Fourth Proportional to 148,300.04, 204,657.36 and 84,636.56

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Solution

The fourth proportional to 148,300.04, 204,657.36 and 84,636.56 is: 116,800.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,300.04 : 204,657.36 = 84,636.56 : x
  2. Step 2: Convert to fraction form
    148,300.04/204,657.36 = 84,636.56/x
  3. Step 3: Cross multiply
    148,300.04x = 204,657.36 × 84,636.56
  4. Step 4: Simplify right side
    148,300.04x = 17,321,494,929.08
  5. Step 5: Solve for x
    x = 17,321,494,929.08/148,300.04
  6. Step 6: Final answer
    x = 116,800.34

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1.5x scale

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.