Home / 186,513.12-279,852.39-97,745.55

Finding the Fourth Proportional to 186,513.12, 279,852.39 and 97,745.55

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Solution

The fourth proportional to 186,513.12, 279,852.39 and 97,745.55 is: 146,661.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,513.12 : 279,852.39 = 97,745.55 : x
  2. Step 2: Convert to fraction form
    186,513.12/279,852.39 = 97,745.55/x
  3. Step 3: Cross multiply
    186,513.12x = 279,852.39 × 97,745.55
  4. Step 4: Simplify right side
    186,513.12x = 27,354,325,779.36
  5. Step 5: Solve for x
    x = 27,354,325,779.36/186,513.12
  6. Step 6: Final answer
    x = 146,661.67

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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.