Home / 571,595.12-857,393.05-145,162.93

Finding the Fourth Proportional to 571,595.12, 857,393.05 and 145,162.93

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Solution

The fourth proportional to 571,595.12, 857,393.05 and 145,162.93 is: 217,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,595.12 : 857,393.05 = 145,162.93 : x
  2. Step 2: Convert to fraction form
    571,595.12/857,393.05 = 145,162.93/x
  3. Step 3: Cross multiply
    571,595.12x = 857,393.05 × 145,162.93
  4. Step 4: Simplify right side
    571,595.12x = 124,461,687,299.64
  5. Step 5: Solve for x
    x = 124,461,687,299.64/571,595.12
  6. Step 6: Final answer
    x = 217,744.49

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Double scale
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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.