Home / 53,543.02-73,888.48-29,343.80

Finding the Fourth Proportional to 53,543.02, 73,888.48 and 29,343.80

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Solution

The fourth proportional to 53,543.02, 73,888.48 and 29,343.80 is: 40,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,543.02 : 73,888.48 = 29,343.80 : x
  2. Step 2: Convert to fraction form
    53,543.02/73,888.48 = 29,343.80/x
  3. Step 3: Cross multiply
    53,543.02x = 73,888.48 × 29,343.80
  4. Step 4: Simplify right side
    53,543.02x = 2,168,168,779.42
  5. Step 5: Solve for x
    x = 2,168,168,779.42/53,543.02
  6. Step 6: Final answer
    x = 40,493.96

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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.