Home / 186,941.52-257,984.70-102,064.04

Finding the Fourth Proportional to 186,941.52, 257,984.70 and 102,064.04

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Solution

The fourth proportional to 186,941.52, 257,984.70 and 102,064.04 is: 140,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,941.52 : 257,984.70 = 102,064.04 : x
  2. Step 2: Convert to fraction form
    186,941.52/257,984.70 = 102,064.04/x
  3. Step 3: Cross multiply
    186,941.52x = 257,984.70 × 102,064.04
  4. Step 4: Simplify right side
    186,941.52x = 26,330,960,740.19
  5. Step 5: Solve for x
    x = 26,330,960,740.19/186,941.52
  6. Step 6: Final answer
    x = 140,851.32

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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.