Home / 186,300.04-257,027.38-125,061.32

Finding the Fourth Proportional to 186,300.04, 257,027.38 and 125,061.32

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Solution

The fourth proportional to 186,300.04, 257,027.38 and 125,061.32 is: 172,539.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,300.04 : 257,027.38 = 125,061.32 : x
  2. Step 2: Convert to fraction form
    186,300.04/257,027.38 = 125,061.32/x
  3. Step 3: Cross multiply
    186,300.04x = 257,027.38 × 125,061.32
  4. Step 4: Simplify right side
    186,300.04x = 32,144,183,418.94
  5. Step 5: Solve for x
    x = 32,144,183,418.94/186,300.04
  6. Step 6: Final answer
    x = 172,539.86

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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.