Home / 70,752.08-97,692.69-54,373.35

Finding the Fourth Proportional to 70,752.08, 97,692.69 and 54,373.35

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Solution

The fourth proportional to 70,752.08, 97,692.69 and 54,373.35 is: 75,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,752.08 : 97,692.69 = 54,373.35 : x
  2. Step 2: Convert to fraction form
    70,752.08/97,692.69 = 54,373.35/x
  3. Step 3: Cross multiply
    70,752.08x = 97,692.69 × 54,373.35
  4. Step 4: Simplify right side
    70,752.08x = 5,311,878,825.81
  5. Step 5: Solve for x
    x = 5,311,878,825.81/70,752.08
  6. Step 6: Final answer
    x = 75,077.35

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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.