Home / 174,663.12-262,216.08-145,438.32

Finding the Fourth Proportional to 174,663.12, 262,216.08 and 145,438.32

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Solution

The fourth proportional to 174,663.12, 262,216.08 and 145,438.32 is: 218,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,663.12 : 262,216.08 = 145,438.32 : x
  2. Step 2: Convert to fraction form
    174,663.12/262,216.08 = 145,438.32/x
  3. Step 3: Cross multiply
    174,663.12x = 262,216.08 × 145,438.32
  4. Step 4: Simplify right side
    174,663.12x = 38,136,266,152.19
  5. Step 5: Solve for x
    x = 38,136,266,152.19/174,663.12
  6. Step 6: Final answer
    x = 218,341.84

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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.