Home / 97,054.17-133,933.80-56,760.30

Finding the Fourth Proportional to 97,054.17, 133,933.80 and 56,760.30

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Solution

The fourth proportional to 97,054.17, 133,933.80 and 56,760.30 is: 78,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,054.17 : 133,933.80 = 56,760.30 : x
  2. Step 2: Convert to fraction form
    97,054.17/133,933.80 = 56,760.30/x
  3. Step 3: Cross multiply
    97,054.17x = 133,933.80 × 56,760.30
  4. Step 4: Simplify right side
    97,054.17x = 7,602,122,668.14
  5. Step 5: Solve for x
    x = 7,602,122,668.14/97,054.17
  6. Step 6: Final answer
    x = 78,328.66

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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.