Home / 52,417.42-72,333.47-28,543.28

Finding the Fourth Proportional to 52,417.42, 72,333.47 and 28,543.28

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Solution

The fourth proportional to 52,417.42, 72,333.47 and 28,543.28 is: 39,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,417.42 : 72,333.47 = 28,543.28 : x
  2. Step 2: Convert to fraction form
    52,417.42/72,333.47 = 28,543.28/x
  3. Step 3: Cross multiply
    52,417.42x = 72,333.47 × 28,543.28
  4. Step 4: Simplify right side
    52,417.42x = 2,064,634,197.27
  5. Step 5: Solve for x
    x = 2,064,634,197.27/52,417.42
  6. Step 6: Final answer
    x = 39,388.32

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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.