Home / 186,947.34-258,016.95-118,893.36

Finding the Fourth Proportional to 186,947.34, 258,016.95 and 118,893.36

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Solution

The fourth proportional to 186,947.34, 258,016.95 and 118,893.36 is: 164,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,947.34 : 258,016.95 = 118,893.36 : x
  2. Step 2: Convert to fraction form
    186,947.34/258,016.95 = 118,893.36/x
  3. Step 3: Cross multiply
    186,947.34x = 258,016.95 × 118,893.36
  4. Step 4: Simplify right side
    186,947.34x = 30,676,502,122.45
  5. Step 5: Solve for x
    x = 30,676,502,122.45/186,947.34
  6. Step 6: Final answer
    x = 164,091.67

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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.