Home / 249,825.47-374,881.04-105,719.94

Finding the Fourth Proportional to 249,825.47, 374,881.04 and 105,719.94

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Solution

The fourth proportional to 249,825.47, 374,881.04 and 105,719.94 is: 158,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,825.47 : 374,881.04 = 105,719.94 : x
  2. Step 2: Convert to fraction form
    249,825.47/374,881.04 = 105,719.94/x
  3. Step 3: Cross multiply
    249,825.47x = 374,881.04 × 105,719.94
  4. Step 4: Simplify right side
    249,825.47x = 39,632,398,652.93
  5. Step 5: Solve for x
    x = 39,632,398,652.93/249,825.47
  6. Step 6: Final answer
    x = 158,640.35

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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.