Home / 186,845.64-257,852.43-101,968.17

Finding the Fourth Proportional to 186,845.64, 257,852.43 and 101,968.17

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Solution

The fourth proportional to 186,845.64, 257,852.43 and 101,968.17 is: 140,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,845.64 : 257,852.43 = 101,968.17 : x
  2. Step 2: Convert to fraction form
    186,845.64/257,852.43 = 101,968.17/x
  3. Step 3: Cross multiply
    186,845.64x = 257,852.43 × 101,968.17
  4. Step 4: Simplify right side
    186,845.64x = 26,292,740,417.15
  5. Step 5: Solve for x
    x = 26,292,740,417.15/186,845.64
  6. Step 6: Final answer
    x = 140,719.05

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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.