Home / 186,639.84-257,551.88-106,056.18

Finding the Fourth Proportional to 186,639.84, 257,551.88 and 106,056.18

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Solution

The fourth proportional to 186,639.84, 257,551.88 and 106,056.18 is: 146,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,639.84 : 257,551.88 = 106,056.18 : x
  2. Step 2: Convert to fraction form
    186,639.84/257,551.88 = 106,056.18/x
  3. Step 3: Cross multiply
    186,639.84x = 257,551.88 × 106,056.18
  4. Step 4: Simplify right side
    186,639.84x = 27,314,968,014.34
  5. Step 5: Solve for x
    x = 27,314,968,014.34/186,639.84
  6. Step 6: Final answer
    x = 146,351.22

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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.