Home / 51,061.36-70,444.96-37,664.40

Finding the Fourth Proportional to 51,061.36, 70,444.96 and 37,664.40

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Solution

The fourth proportional to 51,061.36, 70,444.96 and 37,664.40 is: 51,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,061.36 : 70,444.96 = 37,664.40 : x
  2. Step 2: Convert to fraction form
    51,061.36/70,444.96 = 37,664.40/x
  3. Step 3: Cross multiply
    51,061.36x = 70,444.96 × 37,664.40
  4. Step 4: Simplify right side
    51,061.36x = 2,653,267,151.42
  5. Step 5: Solve for x
    x = 2,653,267,151.42/51,061.36
  6. Step 6: Final answer
    x = 51,962.33

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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.