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Finding the Fourth Proportional to 158,532, 237,630.40 and 58,628.08

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Solution

The fourth proportional to 158,532, 237,630.40 and 58,628.08 is: 87,880.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,532 : 237,630.40 = 58,628.08 : x
  2. Step 2: Convert to fraction form
    158,532/237,630.40 = 58,628.08/x
  3. Step 3: Cross multiply
    158,532x = 237,630.40 × 58,628.08
  4. Step 4: Simplify right side
    158,532x = 13,931,814,101.63
  5. Step 5: Solve for x
    x = 13,931,814,101.63/158,532
  6. Step 6: Final answer
    x = 87,880.14

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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.