Home / 174,457.76-240,509.84-117,779.36

Finding the Fourth Proportional to 174,457.76, 240,509.84 and 117,779.36

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Solution

The fourth proportional to 174,457.76, 240,509.84 and 117,779.36 is: 162,372.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,457.76 : 240,509.84 = 117,779.36 : x
  2. Step 2: Convert to fraction form
    174,457.76/240,509.84 = 117,779.36/x
  3. Step 3: Cross multiply
    174,457.76x = 240,509.84 × 117,779.36
  4. Step 4: Simplify right side
    174,457.76x = 28,327,095,028.90
  5. Step 5: Solve for x
    x = 28,327,095,028.90/174,457.76
  6. Step 6: Final answer
    x = 162,372.23

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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.