Home / 173,623.40-260,240.70-98,779.40

Finding the Fourth Proportional to 173,623.40, 260,240.70 and 98,779.40

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Solution

The fourth proportional to 173,623.40, 260,240.70 and 98,779.40 is: 148,058.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,623.40 : 260,240.70 = 98,779.40 : x
  2. Step 2: Convert to fraction form
    173,623.40/260,240.70 = 98,779.40/x
  3. Step 3: Cross multiply
    173,623.40x = 260,240.70 × 98,779.40
  4. Step 4: Simplify right side
    173,623.40x = 25,706,420,201.58
  5. Step 5: Solve for x
    x = 25,706,420,201.58/173,623.40
  6. Step 6: Final answer
    x = 148,058.50

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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.