Home / 249,865.16-374,834.79-72,350.01

Finding the Fourth Proportional to 249,865.16, 374,834.79 and 72,350.01

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Solution

The fourth proportional to 249,865.16, 374,834.79 and 72,350.01 is: 108,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,865.16 : 374,834.79 = 72,350.01 : x
  2. Step 2: Convert to fraction form
    249,865.16/374,834.79 = 72,350.01/x
  3. Step 3: Cross multiply
    249,865.16x = 374,834.79 × 72,350.01
  4. Step 4: Simplify right side
    249,865.16x = 27,119,300,804.85
  5. Step 5: Solve for x
    x = 27,119,300,804.85/249,865.16
  6. Step 6: Final answer
    x = 108,535.75

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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.