Home / 93,795.12-129,456.41-63,590.15

Finding the Fourth Proportional to 93,795.12, 129,456.41 and 63,590.15

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Solution

The fourth proportional to 93,795.12, 129,456.41 and 63,590.15 is: 87,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,795.12 : 129,456.41 = 63,590.15 : x
  2. Step 2: Convert to fraction form
    93,795.12/129,456.41 = 63,590.15/x
  3. Step 3: Cross multiply
    93,795.12x = 129,456.41 × 63,590.15
  4. Step 4: Simplify right side
    93,795.12x = 8,232,152,530.36
  5. Step 5: Solve for x
    x = 8,232,152,530.36/93,795.12
  6. Step 6: Final answer
    x = 87,767.39

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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.