Home / 314,929.50-434,619.99-180,802.14

Finding the Fourth Proportional to 314,929.50, 434,619.99 and 180,802.14

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Solution

The fourth proportional to 314,929.50, 434,619.99 and 180,802.14 is: 249,516.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929.50 : 434,619.99 = 180,802.14 : x
  2. Step 2: Convert to fraction form
    314,929.50/434,619.99 = 180,802.14/x
  3. Step 3: Cross multiply
    314,929.50x = 434,619.99 × 180,802.14
  4. Step 4: Simplify right side
    314,929.50x = 78,580,224,278.78
  5. Step 5: Solve for x
    x = 78,580,224,278.78/314,929.50
  6. Step 6: Final answer
    x = 249,516.87

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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.