Home / 63,681.05-87,875.58-35,000.09

Finding the Fourth Proportional to 63,681.05, 87,875.58 and 35,000.09

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Solution

The fourth proportional to 63,681.05, 87,875.58 and 35,000.09 is: 48,297.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,681.05 : 87,875.58 = 35,000.09 : x
  2. Step 2: Convert to fraction form
    63,681.05/87,875.58 = 35,000.09/x
  3. Step 3: Cross multiply
    63,681.05x = 87,875.58 × 35,000.09
  4. Step 4: Simplify right side
    63,681.05x = 3,075,653,208.80
  5. Step 5: Solve for x
    x = 3,075,653,208.80/63,681.05
  6. Step 6: Final answer
    x = 48,297.78

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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.