Home / 171,050.04-236,030.76-99,415.08

Finding the Fourth Proportional to 171,050.04, 236,030.76 and 99,415.08

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Solution

The fourth proportional to 171,050.04, 236,030.76 and 99,415.08 is: 137,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,050.04 : 236,030.76 = 99,415.08 : x
  2. Step 2: Convert to fraction form
    171,050.04/236,030.76 = 99,415.08/x
  3. Step 3: Cross multiply
    171,050.04x = 236,030.76 × 99,415.08
  4. Step 4: Simplify right side
    171,050.04x = 23,465,016,887.86
  5. Step 5: Solve for x
    x = 23,465,016,887.86/171,050.04
  6. Step 6: Final answer
    x = 137,182.18

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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.