Home / 70,303.26-97,018.50-38,472.16

Finding the Fourth Proportional to 70,303.26, 97,018.50 and 38,472.16

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Solution

The fourth proportional to 70,303.26, 97,018.50 and 38,472.16 is: 53,091.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,303.26 : 97,018.50 = 38,472.16 : x
  2. Step 2: Convert to fraction form
    70,303.26/97,018.50 = 38,472.16/x
  3. Step 3: Cross multiply
    70,303.26x = 97,018.50 × 38,472.16
  4. Step 4: Simplify right side
    70,303.26x = 3,732,511,254.96
  5. Step 5: Solve for x
    x = 3,732,511,254.96/70,303.26
  6. Step 6: Final answer
    x = 53,091.58

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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.