Home / 53,602.34-80,407.35-14,159.06

Finding the Fourth Proportional to 53,602.34, 80,407.35 and 14,159.06

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Solution

The fourth proportional to 53,602.34, 80,407.35 and 14,159.06 is: 21,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,602.34 : 80,407.35 = 14,159.06 : x
  2. Step 2: Convert to fraction form
    53,602.34/80,407.35 = 14,159.06/x
  3. Step 3: Cross multiply
    53,602.34x = 80,407.35 × 14,159.06
  4. Step 4: Simplify right side
    53,602.34x = 1,138,492,493.09
  5. Step 5: Solve for x
    x = 1,138,492,493.09/53,602.34
  6. Step 6: Final answer
    x = 21,239.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.