Home / 249,824.96-374,880.28-105,719.43

Finding the Fourth Proportional to 249,824.96, 374,880.28 and 105,719.43

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Solution

The fourth proportional to 249,824.96, 374,880.28 and 105,719.43 is: 158,639.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,824.96 : 374,880.28 = 105,719.43 : x
  2. Step 2: Convert to fraction form
    249,824.96/374,880.28 = 105,719.43/x
  3. Step 3: Cross multiply
    249,824.96x = 374,880.28 × 105,719.43
  4. Step 4: Simplify right side
    249,824.96x = 39,632,130,721.34
  5. Step 5: Solve for x
    x = 39,632,130,721.34/249,824.96
  6. Step 6: Final answer
    x = 158,639.59

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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.