Home / 358,615.24-537,767.32-121,894.36

Finding the Fourth Proportional to 358,615.24, 537,767.32 and 121,894.36

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Solution

The fourth proportional to 358,615.24, 537,767.32 and 121,894.36 is: 182,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,615.24 : 537,767.32 = 121,894.36 : x
  2. Step 2: Convert to fraction form
    358,615.24/537,767.32 = 121,894.36/x
  3. Step 3: Cross multiply
    358,615.24x = 537,767.32 × 121,894.36
  4. Step 4: Simplify right side
    358,615.24x = 65,550,803,300.32
  5. Step 5: Solve for x
    x = 65,550,803,300.32/358,615.24
  6. Step 6: Final answer
    x = 182,788.67

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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.