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Finding the Fourth Proportional to 58,968.04, 81,393.06 and 47,113.96

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Solution

The fourth proportional to 58,968.04, 81,393.06 and 47,113.96 is: 65,030.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,968.04 : 81,393.06 = 47,113.96 : x
  2. Step 2: Convert to fraction form
    58,968.04/81,393.06 = 47,113.96/x
  3. Step 3: Cross multiply
    58,968.04x = 81,393.06 × 47,113.96
  4. Step 4: Simplify right side
    58,968.04x = 3,834,749,373.12
  5. Step 5: Solve for x
    x = 3,834,749,373.12/58,968.04
  6. Step 6: Final answer
    x = 65,030.98

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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.