Home / 63,431.69-87,534.59-34,751.93

Finding the Fourth Proportional to 63,431.69, 87,534.59 and 34,751.93

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Solution

The fourth proportional to 63,431.69, 87,534.59 and 34,751.93 is: 47,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,431.69 : 87,534.59 = 34,751.93 : x
  2. Step 2: Convert to fraction form
    63,431.69/87,534.59 = 34,751.93/x
  3. Step 3: Cross multiply
    63,431.69x = 87,534.59 × 34,751.93
  4. Step 4: Simplify right side
    63,431.69x = 3,041,995,332.83
  5. Step 5: Solve for x
    x = 3,041,995,332.83/63,431.69
  6. Step 6: Final answer
    x = 47,957.03

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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.