Home / 35,420.08-53,124.24-10,457.20

Finding the Fourth Proportional to 35,420.08, 53,124.24 and 10,457.20

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Solution

The fourth proportional to 35,420.08, 53,124.24 and 10,457.20 is: 15,684.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,420.08 : 53,124.24 = 10,457.20 : x
  2. Step 2: Convert to fraction form
    35,420.08/53,124.24 = 10,457.20/x
  3. Step 3: Cross multiply
    35,420.08x = 53,124.24 × 10,457.20
  4. Step 4: Simplify right side
    35,420.08x = 555,530,802.53
  5. Step 5: Solve for x
    x = 555,530,802.53/35,420.08
  6. Step 6: Final answer
    x = 15,684.06

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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.