Home / 186,931.37-257,802.48-114,279.23

Finding the Fourth Proportional to 186,931.37, 257,802.48 and 114,279.23

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Solution

The fourth proportional to 186,931.37, 257,802.48 and 114,279.23 is: 157,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,931.37 : 257,802.48 = 114,279.23 : x
  2. Step 2: Convert to fraction form
    186,931.37/257,802.48 = 114,279.23/x
  3. Step 3: Cross multiply
    186,931.37x = 257,802.48 × 114,279.23
  4. Step 4: Simplify right side
    186,931.37x = 29,461,469,551.00
  5. Step 5: Solve for x
    x = 29,461,469,551.00/186,931.37
  6. Step 6: Final answer
    x = 157,605.81

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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.