Home / 53,530.02-73,841.66-42,157.62

Finding the Fourth Proportional to 53,530.02, 73,841.66 and 42,157.62

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Solution

The fourth proportional to 53,530.02, 73,841.66 and 42,157.62 is: 58,154.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,530.02 : 73,841.66 = 42,157.62 : x
  2. Step 2: Convert to fraction form
    53,530.02/73,841.66 = 42,157.62/x
  3. Step 3: Cross multiply
    53,530.02x = 73,841.66 × 42,157.62
  4. Step 4: Simplify right side
    53,530.02x = 3,112,988,642.45
  5. Step 5: Solve for x
    x = 3,112,988,642.45/53,530.02
  6. Step 6: Final answer
    x = 58,154.07

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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.