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Finding the Fourth Proportional to 186,477.04, 279,803.04 and 92,990.08

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Solution

The fourth proportional to 186,477.04, 279,803.04 and 92,990.08 is: 139,528.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,477.04 : 279,803.04 = 92,990.08 : x
  2. Step 2: Convert to fraction form
    186,477.04/279,803.04 = 92,990.08/x
  3. Step 3: Cross multiply
    186,477.04x = 279,803.04 × 92,990.08
  4. Step 4: Simplify right side
    186,477.04x = 26,018,907,073.84
  5. Step 5: Solve for x
    x = 26,018,907,073.84/186,477.04
  6. Step 6: Final answer
    x = 139,528.74

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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.