Home / 249,287.80-373,955.20-193,190.74

Finding the Fourth Proportional to 249,287.80, 373,955.20 and 193,190.74

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Solution

The fourth proportional to 249,287.80, 373,955.20 and 193,190.74 is: 289,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,287.80 : 373,955.20 = 193,190.74 : x
  2. Step 2: Convert to fraction form
    249,287.80/373,955.20 = 193,190.74/x
  3. Step 3: Cross multiply
    249,287.80x = 373,955.20 × 193,190.74
  4. Step 4: Simplify right side
    249,287.80x = 72,244,681,814.85
  5. Step 5: Solve for x
    x = 72,244,681,814.85/249,287.80
  6. Step 6: Final answer
    x = 289,804.32

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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.