Home / 97,011.16-133,873.42-56,748.76

Finding the Fourth Proportional to 97,011.16, 133,873.42 and 56,748.76

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Solution

The fourth proportional to 97,011.16, 133,873.42 and 56,748.76 is: 78,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,011.16 : 133,873.42 = 56,748.76 : x
  2. Step 2: Convert to fraction form
    97,011.16/133,873.42 = 56,748.76/x
  3. Step 3: Cross multiply
    97,011.16x = 133,873.42 × 56,748.76
  4. Step 4: Simplify right side
    97,011.16x = 7,597,150,581.96
  5. Step 5: Solve for x
    x = 7,597,150,581.96/97,011.16
  6. Step 6: Final answer
    x = 78,312.13

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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.