Home / 249,980.76-374,749.65-186,724.52

Finding the Fourth Proportional to 249,980.76, 374,749.65 and 186,724.52

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Solution

The fourth proportional to 249,980.76, 374,749.65 and 186,724.52 is: 279,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,980.76 : 374,749.65 = 186,724.52 : x
  2. Step 2: Convert to fraction form
    249,980.76/374,749.65 = 186,724.52/x
  3. Step 3: Cross multiply
    249,980.76x = 374,749.65 × 186,724.52
  4. Step 4: Simplify right side
    249,980.76x = 69,974,946,642.67
  5. Step 5: Solve for x
    x = 69,974,946,642.67/249,980.76
  6. Step 6: Final answer
    x = 279,921.33

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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.