Home / 186,280.89-279,431.46-53,150.91

Finding the Fourth Proportional to 186,280.89, 279,431.46 and 53,150.91

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Solution

The fourth proportional to 186,280.89, 279,431.46 and 53,150.91 is: 79,729.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,280.89 : 279,431.46 = 53,150.91 : x
  2. Step 2: Convert to fraction form
    186,280.89/279,431.46 = 53,150.91/x
  3. Step 3: Cross multiply
    186,280.89x = 279,431.46 × 53,150.91
  4. Step 4: Simplify right side
    186,280.89x = 14,852,036,381.63
  5. Step 5: Solve for x
    x = 14,852,036,381.63/186,280.89
  6. Step 6: Final answer
    x = 79,729.25

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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.