Home / 249,530.85-344,352.20-142,100.93

Finding the Fourth Proportional to 249,530.85, 344,352.20 and 142,100.93

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Solution

The fourth proportional to 249,530.85, 344,352.20 and 142,100.93 is: 196,099.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,530.85 : 344,352.20 = 142,100.93 : x
  2. Step 2: Convert to fraction form
    249,530.85/344,352.20 = 142,100.93/x
  3. Step 3: Cross multiply
    249,530.85x = 344,352.20 × 142,100.93
  4. Step 4: Simplify right side
    249,530.85x = 48,932,768,017.92
  5. Step 5: Solve for x
    x = 48,932,768,017.92/249,530.85
  6. Step 6: Final answer
    x = 196,099.07

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1.5x scale

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.