Home / 249,111.45-373,667.18-82,899.45

Finding the Fourth Proportional to 249,111.45, 373,667.18 and 82,899.45

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Solution

The fourth proportional to 249,111.45, 373,667.18 and 82,899.45 is: 124,349.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,111.45 : 373,667.18 = 82,899.45 : x
  2. Step 2: Convert to fraction form
    249,111.45/373,667.18 = 82,899.45/x
  3. Step 3: Cross multiply
    249,111.45x = 373,667.18 × 82,899.45
  4. Step 4: Simplify right side
    249,111.45x = 30,976,803,290.55
  5. Step 5: Solve for x
    x = 30,976,803,290.55/249,111.45
  6. Step 6: Final answer
    x = 124,349.18

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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.