Home / 70,628.14-97,417.01-43,405.63

Finding the Fourth Proportional to 70,628.14, 97,417.01 and 43,405.63

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Solution

The fourth proportional to 70,628.14, 97,417.01 and 43,405.63 is: 59,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,628.14 : 97,417.01 = 43,405.63 : x
  2. Step 2: Convert to fraction form
    70,628.14/97,417.01 = 43,405.63/x
  3. Step 3: Cross multiply
    70,628.14x = 97,417.01 × 43,405.63
  4. Step 4: Simplify right side
    70,628.14x = 4,228,446,533.68
  5. Step 5: Solve for x
    x = 4,228,446,533.68/70,628.14
  6. Step 6: Final answer
    x = 59,869.15

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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.