Home / 186,210.84-279,313.02-45,969.60

Finding the Fourth Proportional to 186,210.84, 279,313.02 and 45,969.60

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Solution

The fourth proportional to 186,210.84, 279,313.02 and 45,969.60 is: 68,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,210.84 : 279,313.02 = 45,969.60 : x
  2. Step 2: Convert to fraction form
    186,210.84/279,313.02 = 45,969.60/x
  3. Step 3: Cross multiply
    186,210.84x = 279,313.02 × 45,969.60
  4. Step 4: Simplify right side
    186,210.84x = 12,839,907,804.19
  5. Step 5: Solve for x
    x = 12,839,907,804.19/186,210.84
  6. Step 6: Final answer
    x = 68,953.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.