Home / 145,666.36-201,019.38-82,024.72

Finding the Fourth Proportional to 145,666.36, 201,019.38 and 82,024.72

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Solution

The fourth proportional to 145,666.36, 201,019.38 and 82,024.72 is: 113,194.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,666.36 : 201,019.38 = 82,024.72 : x
  2. Step 2: Convert to fraction form
    145,666.36/201,019.38 = 82,024.72/x
  3. Step 3: Cross multiply
    145,666.36x = 201,019.38 × 82,024.72
  4. Step 4: Simplify right side
    145,666.36x = 16,488,558,359.07
  5. Step 5: Solve for x
    x = 16,488,558,359.07/145,666.36
  6. Step 6: Final answer
    x = 113,194.00

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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.