Home / 571,965.43-857,953.04-145,501.64

Finding the Fourth Proportional to 571,965.43, 857,953.04 and 145,501.64

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Solution

The fourth proportional to 571,965.43, 857,953.04 and 145,501.64 is: 218,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,965.43 : 857,953.04 = 145,501.64 : x
  2. Step 2: Convert to fraction form
    571,965.43/857,953.04 = 145,501.64/x
  3. Step 3: Cross multiply
    571,965.43x = 857,953.04 × 145,501.64
  4. Step 4: Simplify right side
    571,965.43x = 124,833,575,385.25
  5. Step 5: Solve for x
    x = 124,833,575,385.25/571,965.43
  6. Step 6: Final answer
    x = 218,253.71

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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.