Home / 186,219.07-279,345.07-53,096.47

Finding the Fourth Proportional to 186,219.07, 279,345.07 and 53,096.47

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Solution

The fourth proportional to 186,219.07, 279,345.07 and 53,096.47 is: 79,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,219.07 : 279,345.07 = 53,096.47 : x
  2. Step 2: Convert to fraction form
    186,219.07/279,345.07 = 53,096.47/x
  3. Step 3: Cross multiply
    186,219.07x = 279,345.07 × 53,096.47
  4. Step 4: Simplify right side
    186,219.07x = 14,832,237,128.90
  5. Step 5: Solve for x
    x = 14,832,237,128.90/186,219.07
  6. Step 6: Final answer
    x = 79,649.40

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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.