Home / 358,494.12-537,615.72-105,707.52

Finding the Fourth Proportional to 358,494.12, 537,615.72 and 105,707.52

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Solution

The fourth proportional to 358,494.12, 537,615.72 and 105,707.52 is: 158,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,494.12 : 537,615.72 = 105,707.52 : x
  2. Step 2: Convert to fraction form
    358,494.12/537,615.72 = 105,707.52/x
  3. Step 3: Cross multiply
    358,494.12x = 537,615.72 × 105,707.52
  4. Step 4: Simplify right side
    358,494.12x = 56,830,024,474.21
  5. Step 5: Solve for x
    x = 56,830,024,474.21/358,494.12
  6. Step 6: Final answer
    x = 158,524.29

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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.