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Finding the Fourth Proportional to 58,840.50, 88,260.75 and 17,287.50

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Solution

The fourth proportional to 58,840.50, 88,260.75 and 17,287.50 is: 25,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,840.50 : 88,260.75 = 17,287.50 : x
  2. Step 2: Convert to fraction form
    58,840.50/88,260.75 = 17,287.50/x
  3. Step 3: Cross multiply
    58,840.50x = 88,260.75 × 17,287.50
  4. Step 4: Simplify right side
    58,840.50x = 1,525,807,715.63
  5. Step 5: Solve for x
    x = 1,525,807,715.63/58,840.50
  6. Step 6: Final answer
    x = 25,931.25

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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.