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Finding the Fourth Proportional to 249,692.88, 374,537.52 and 99,967.74

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Solution

The fourth proportional to 249,692.88, 374,537.52 and 99,967.74 is: 149,950.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,692.88 : 374,537.52 = 99,967.74 : x
  2. Step 2: Convert to fraction form
    249,692.88/374,537.52 = 99,967.74/x
  3. Step 3: Cross multiply
    249,692.88x = 374,537.52 × 99,967.74
  4. Step 4: Simplify right side
    249,692.88x = 37,441,669,419.60
  5. Step 5: Solve for x
    x = 37,441,669,419.60/249,692.88
  6. Step 6: Final answer
    x = 149,950.89

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1.5x scale

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.