Home / 35,848.18-53,779.45-20,075.64

Finding the Fourth Proportional to 35,848.18, 53,779.45 and 20,075.64

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Solution

The fourth proportional to 35,848.18, 53,779.45 and 20,075.64 is: 30,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,848.18 : 53,779.45 = 20,075.64 : x
  2. Step 2: Convert to fraction form
    35,848.18/53,779.45 = 20,075.64/x
  3. Step 3: Cross multiply
    35,848.18x = 53,779.45 × 20,075.64
  4. Step 4: Simplify right side
    35,848.18x = 1,079,656,877.60
  5. Step 5: Solve for x
    x = 1,079,656,877.60/35,848.18
  6. Step 6: Final answer
    x = 30,117.48

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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.