Home / 249,056.10-373,535.55-80,535.60

Finding the Fourth Proportional to 249,056.10, 373,535.55 and 80,535.60

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Solution

The fourth proportional to 249,056.10, 373,535.55 and 80,535.60 is: 120,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,056.10 : 373,535.55 = 80,535.60 : x
  2. Step 2: Convert to fraction form
    249,056.10/373,535.55 = 80,535.60/x
  3. Step 3: Cross multiply
    249,056.10x = 373,535.55 × 80,535.60
  4. Step 4: Simplify right side
    249,056.10x = 30,082,909,640.58
  5. Step 5: Solve for x
    x = 30,082,909,640.58/249,056.10
  6. Step 6: Final answer
    x = 120,787.68

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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.