Home / 104,646.64-144,409.30-59,328.80

Finding the Fourth Proportional to 104,646.64, 144,409.30 and 59,328.80

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Solution

The fourth proportional to 104,646.64, 144,409.30 and 59,328.80 is: 81,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,646.64 : 144,409.30 = 59,328.80 : x
  2. Step 2: Convert to fraction form
    104,646.64/144,409.30 = 59,328.80/x
  3. Step 3: Cross multiply
    104,646.64x = 144,409.30 × 59,328.80
  4. Step 4: Simplify right side
    104,646.64x = 8,567,630,477.84
  5. Step 5: Solve for x
    x = 8,567,630,477.84/104,646.64
  6. Step 6: Final answer
    x = 81,872.01

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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.