Home / 125,173.50-172,681.52-110,847.93

Finding the Fourth Proportional to 125,173.50, 172,681.52 and 110,847.93

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Solution

The fourth proportional to 125,173.50, 172,681.52 and 110,847.93 is: 152,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,173.50 : 172,681.52 = 110,847.93 : x
  2. Step 2: Convert to fraction form
    125,173.50/172,681.52 = 110,847.93/x
  3. Step 3: Cross multiply
    125,173.50x = 172,681.52 × 110,847.93
  4. Step 4: Simplify right side
    125,173.50x = 19,141,389,041.25
  5. Step 5: Solve for x
    x = 19,141,389,041.25/125,173.50
  6. Step 6: Final answer
    x = 152,918.86

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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.