Home / 186,678.98-257,607.66-106,095.86

Finding the Fourth Proportional to 186,678.98, 257,607.66 and 106,095.86

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Solution

The fourth proportional to 186,678.98, 257,607.66 and 106,095.86 is: 146,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,678.98 : 257,607.66 = 106,095.86 : x
  2. Step 2: Convert to fraction form
    186,678.98/257,607.66 = 106,095.86/x
  3. Step 3: Cross multiply
    186,678.98x = 257,607.66 × 106,095.86
  4. Step 4: Simplify right side
    186,678.98x = 27,331,106,230.29
  5. Step 5: Solve for x
    x = 27,331,106,230.29/186,678.98
  6. Step 6: Final answer
    x = 146,406.98

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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.