Home / 186,872.16-257,802.68-114,278.23

Finding the Fourth Proportional to 186,872.16, 257,802.68 and 114,278.23

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Solution

The fourth proportional to 186,872.16, 257,802.68 and 114,278.23 is: 157,654.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,872.16 : 257,802.68 = 114,278.23 : x
  2. Step 2: Convert to fraction form
    186,872.16/257,802.68 = 114,278.23/x
  3. Step 3: Cross multiply
    186,872.16x = 257,802.68 × 114,278.23
  4. Step 4: Simplify right side
    186,872.16x = 29,461,232,670.64
  5. Step 5: Solve for x
    x = 29,461,232,670.64/186,872.16
  6. Step 6: Final answer
    x = 157,654.48

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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.