Home / 39,889.46-59,779.51-38,692.08

Finding the Fourth Proportional to 39,889.46, 59,779.51 and 38,692.08

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Solution

The fourth proportional to 39,889.46, 59,779.51 and 38,692.08 is: 57,985.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,889.46 : 59,779.51 = 38,692.08 : x
  2. Step 2: Convert to fraction form
    39,889.46/59,779.51 = 38,692.08/x
  3. Step 3: Cross multiply
    39,889.46x = 59,779.51 × 38,692.08
  4. Step 4: Simplify right side
    39,889.46x = 2,312,993,583.28
  5. Step 5: Solve for x
    x = 2,312,993,583.28/39,889.46
  6. Step 6: Final answer
    x = 57,985.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.