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Finding the Fourth Proportional to 58,281.14, 87,421.70 and 23,245.40

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Solution

The fourth proportional to 58,281.14, 87,421.70 and 23,245.40 is: 34,868.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,281.14 : 87,421.70 = 23,245.40 : x
  2. Step 2: Convert to fraction form
    58,281.14/87,421.70 = 23,245.40/x
  3. Step 3: Cross multiply
    58,281.14x = 87,421.70 × 23,245.40
  4. Step 4: Simplify right side
    58,281.14x = 2,032,151,948.07
  5. Step 5: Solve for x
    x = 2,032,151,948.07/58,281.14
  6. Step 6: Final answer
    x = 34,868.09

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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.