Home / 191,400.98-264,127.84-106,516.22

Finding the Fourth Proportional to 191,400.98, 264,127.84 and 106,516.22

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Solution

The fourth proportional to 191,400.98, 264,127.84 and 106,516.22 is: 146,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,400.98 : 264,127.84 = 106,516.22 : x
  2. Step 2: Convert to fraction form
    191,400.98/264,127.84 = 106,516.22/x
  3. Step 3: Cross multiply
    191,400.98x = 264,127.84 × 106,516.22
  4. Step 4: Simplify right side
    191,400.98x = 28,133,897,526.64
  5. Step 5: Solve for x
    x = 28,133,897,526.64/191,400.98
  6. Step 6: Final answer
    x = 146,989.31

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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.