Home / 70,832.18-97,748.70-42,538.34

Finding the Fourth Proportional to 70,832.18, 97,748.70 and 42,538.34

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Solution

The fourth proportional to 70,832.18, 97,748.70 and 42,538.34 is: 58,703.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,832.18 : 97,748.70 = 42,538.34 : x
  2. Step 2: Convert to fraction form
    70,832.18/97,748.70 = 42,538.34/x
  3. Step 3: Cross multiply
    70,832.18x = 97,748.70 × 42,538.34
  4. Step 4: Simplify right side
    70,832.18x = 4,158,067,435.16
  5. Step 5: Solve for x
    x = 4,158,067,435.16/70,832.18
  6. Step 6: Final answer
    x = 58,703.08

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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.