Home / 186,568.62-257,506.28-118,572.36

Finding the Fourth Proportional to 186,568.62, 257,506.28 and 118,572.36

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Solution

The fourth proportional to 186,568.62, 257,506.28 and 118,572.36 is: 163,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,568.62 : 257,506.28 = 118,572.36 : x
  2. Step 2: Convert to fraction form
    186,568.62/257,506.28 = 118,572.36/x
  3. Step 3: Cross multiply
    186,568.62x = 257,506.28 × 118,572.36
  4. Step 4: Simplify right side
    186,568.62x = 30,533,127,334.42
  5. Step 5: Solve for x
    x = 30,533,127,334.42/186,568.62
  6. Step 6: Final answer
    x = 163,656.29

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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.