Home / 45,001.23-67,438.45-34,430.32

Finding the Fourth Proportional to 45,001.23, 67,438.45 and 34,430.32

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Solution

The fourth proportional to 45,001.23, 67,438.45 and 34,430.32 is: 51,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,001.23 : 67,438.45 = 34,430.32 : x
  2. Step 2: Convert to fraction form
    45,001.23/67,438.45 = 34,430.32/x
  3. Step 3: Cross multiply
    45,001.23x = 67,438.45 × 34,430.32
  4. Step 4: Simplify right side
    45,001.23x = 2,321,927,413.80
  5. Step 5: Solve for x
    x = 2,321,927,413.80/45,001.23
  6. Step 6: Final answer
    x = 51,596.98

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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.