Home / 249,771.06-374,641.71-72,274.02

Finding the Fourth Proportional to 249,771.06, 374,641.71 and 72,274.02

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Solution

The fourth proportional to 249,771.06, 374,641.71 and 72,274.02 is: 108,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,771.06 : 374,641.71 = 72,274.02 : x
  2. Step 2: Convert to fraction form
    249,771.06/374,641.71 = 72,274.02/x
  3. Step 3: Cross multiply
    249,771.06x = 374,641.71 × 72,274.02
  4. Step 4: Simplify right side
    249,771.06x = 27,076,862,441.37
  5. Step 5: Solve for x
    x = 27,076,862,441.37/249,771.06
  6. Step 6: Final answer
    x = 108,406.72

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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.