Home / 249,581.04-344,416.77-136,404.60

Finding the Fourth Proportional to 249,581.04, 344,416.77 and 136,404.60

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Solution

The fourth proportional to 249,581.04, 344,416.77 and 136,404.60 is: 188,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,581.04 : 344,416.77 = 136,404.60 : x
  2. Step 2: Convert to fraction form
    249,581.04/344,416.77 = 136,404.60/x
  3. Step 3: Cross multiply
    249,581.04x = 344,416.77 × 136,404.60
  4. Step 4: Simplify right side
    249,581.04x = 46,980,031,745.14
  5. Step 5: Solve for x
    x = 46,980,031,745.14/249,581.04
  6. Step 6: Final answer
    x = 188,235.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.