Home / 97,018.42-133,901.76-56,176.60

Finding the Fourth Proportional to 97,018.42, 133,901.76 and 56,176.60

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Solution

The fourth proportional to 97,018.42, 133,901.76 and 56,176.60 is: 77,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,018.42 : 133,901.76 = 56,176.60 : x
  2. Step 2: Convert to fraction form
    97,018.42/133,901.76 = 56,176.60/x
  3. Step 3: Cross multiply
    97,018.42x = 133,901.76 × 56,176.60
  4. Step 4: Simplify right side
    97,018.42x = 7,522,145,610.82
  5. Step 5: Solve for x
    x = 7,522,145,610.82/97,018.42
  6. Step 6: Final answer
    x = 77,533.17

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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.