Home / 61,430.98-84,779.04-34,576.06

Finding the Fourth Proportional to 61,430.98, 84,779.04 and 34,576.06

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Solution

The fourth proportional to 61,430.98, 84,779.04 and 34,576.06 is: 47,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,430.98 : 84,779.04 = 34,576.06 : x
  2. Step 2: Convert to fraction form
    61,430.98/84,779.04 = 34,576.06/x
  3. Step 3: Cross multiply
    61,430.98x = 84,779.04 × 34,576.06
  4. Step 4: Simplify right side
    61,430.98x = 2,931,325,173.78
  5. Step 5: Solve for x
    x = 2,931,325,173.78/61,430.98
  6. Step 6: Final answer
    x = 47,717.38

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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.