Home / 70,928.04-97,748.10-52,991.40

Finding the Fourth Proportional to 70,928.04, 97,748.10 and 52,991.40

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Solution

The fourth proportional to 70,928.04, 97,748.10 and 52,991.40 is: 73,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,928.04 : 97,748.10 = 52,991.40 : x
  2. Step 2: Convert to fraction form
    70,928.04/97,748.10 = 52,991.40/x
  3. Step 3: Cross multiply
    70,928.04x = 97,748.10 × 52,991.40
  4. Step 4: Simplify right side
    70,928.04x = 5,179,808,666.34
  5. Step 5: Solve for x
    x = 5,179,808,666.34/70,928.04
  6. Step 6: Final answer
    x = 73,029.07

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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.