Home / 148,779.86-205,214.31-95,041.01

Finding the Fourth Proportional to 148,779.86, 205,214.31 and 95,041.01

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Solution

The fourth proportional to 148,779.86, 205,214.31 and 95,041.01 is: 131,091.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,779.86 : 205,214.31 = 95,041.01 : x
  2. Step 2: Convert to fraction form
    148,779.86/205,214.31 = 95,041.01/x
  3. Step 3: Cross multiply
    148,779.86x = 205,214.31 × 95,041.01
  4. Step 4: Simplify right side
    148,779.86x = 19,503,775,801.89
  5. Step 5: Solve for x
    x = 19,503,775,801.89/148,779.86
  6. Step 6: Final answer
    x = 131,091.51

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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.