Home / 102,151.24-140,985.48-59,701.48

Finding the Fourth Proportional to 102,151.24, 140,985.48 and 59,701.48

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Solution

The fourth proportional to 102,151.24, 140,985.48 and 59,701.48 is: 82,397.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,151.24 : 140,985.48 = 59,701.48 : x
  2. Step 2: Convert to fraction form
    102,151.24/140,985.48 = 59,701.48/x
  3. Step 3: Cross multiply
    102,151.24x = 140,985.48 × 59,701.48
  4. Step 4: Simplify right side
    102,151.24x = 8,417,041,814.51
  5. Step 5: Solve for x
    x = 8,417,041,814.51/102,151.24
  6. Step 6: Final answer
    x = 82,397.84

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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.