Home / 140,365.04-193,700.57-76,703.22

Finding the Fourth Proportional to 140,365.04, 193,700.57 and 76,703.22

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Solution

The fourth proportional to 140,365.04, 193,700.57 and 76,703.22 is: 105,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,365.04 : 193,700.57 = 76,703.22 : x
  2. Step 2: Convert to fraction form
    140,365.04/193,700.57 = 76,703.22/x
  3. Step 3: Cross multiply
    140,365.04x = 193,700.57 × 76,703.22
  4. Step 4: Simplify right side
    140,365.04x = 14,857,457,051.32
  5. Step 5: Solve for x
    x = 14,857,457,051.32/140,365.04
  6. Step 6: Final answer
    x = 105,848.70

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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.