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Finding the Fourth Proportional to 70,323.17, 97,037.44 and 56,019.43

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Solution

The fourth proportional to 70,323.17, 97,037.44 and 56,019.43 is: 77,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,323.17 : 97,037.44 = 56,019.43 : x
  2. Step 2: Convert to fraction form
    70,323.17/97,037.44 = 56,019.43/x
  3. Step 3: Cross multiply
    70,323.17x = 97,037.44 × 56,019.43
  4. Step 4: Simplify right side
    70,323.17x = 5,435,982,373.82
  5. Step 5: Solve for x
    x = 5,435,982,373.82/70,323.17
  6. Step 6: Final answer
    x = 77,300.02

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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.