Home / 93,595.60-129,157.09-51,145.93

Finding the Fourth Proportional to 93,595.60, 129,157.09 and 51,145.93

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Solution

The fourth proportional to 93,595.60, 129,157.09 and 51,145.93 is: 70,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,595.60 : 129,157.09 = 51,145.93 : x
  2. Step 2: Convert to fraction form
    93,595.60/129,157.09 = 51,145.93/x
  3. Step 3: Cross multiply
    93,595.60x = 129,157.09 × 51,145.93
  4. Step 4: Simplify right side
    93,595.60x = 6,605,859,484.14
  5. Step 5: Solve for x
    x = 6,605,859,484.14/93,595.60
  6. Step 6: Final answer
    x = 70,578.74

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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.