Home / 93,545.08-129,090.31-51,103.91

Finding the Fourth Proportional to 93,545.08, 129,090.31 and 51,103.91

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Solution

The fourth proportional to 93,545.08, 129,090.31 and 51,103.91 is: 70,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,545.08 : 129,090.31 = 51,103.91 : x
  2. Step 2: Convert to fraction form
    93,545.08/129,090.31 = 51,103.91/x
  3. Step 3: Cross multiply
    93,545.08x = 129,090.31 × 51,103.91
  4. Step 4: Simplify right side
    93,545.08x = 6,597,019,779.08
  5. Step 5: Solve for x
    x = 6,597,019,779.08/93,545.08
  6. Step 6: Final answer
    x = 70,522.36

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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.